Popular musicians regularly write songs about the conditions of their work: the isolation of touring, the strangeness of hotel life, the transactional side of performance, and the unequal intimacy between performers and fans. Artists often treat these songs as central statements, releasing them as singles or making them title tracks. Audiences tend to receive them with polite indifference, and they usually underperform the artist’s other work. Meanwhile, the public keeps a durable belief that famous musicians are out of touch with ordinary life.
This paper argues that the two facts are connected. Songs about the working life of musicians are attempts to close the distance between performer and listener by showing the labor behind the performance. Audiences generally prefer to keep that distance, because the pleasures of popular music depend partly on not seeing its costs. The resulting pattern says a good deal about how the public treats hardworking creative people: it values their output, consumes their personal lives as entertainment, and resists acknowledging them as workers.
1. The Problem
Popular music has a long tradition of songs about the musician’s life on the road and on stage. Examples span decades and genres:
Road and hotel songs: Bob Seger’s “Turn the Page,” Creedence Clearwater Revival’s “Lodi,” Simon & Garfunkel’s “Homeward Bound,” Bryan Adams’s “Room Service,” Michelle Branch’s “Hotel Paper,” and Jackson Browne’s album Running on Empty, which was recorded largely on tour and is about touring.
Songs about performance and the audience: ABBA’s “Super Trooper,” Lady Gaga’s “Applause,” Nik Kershaw’s “Somebody Loves You,” Billy Joel’s “The Entertainer,” Jackson Browne’s “The Load-Out,” and Ariana Grande’s Petal, which engages the relationship between artist and fans throughout the album.
Artists evidently consider these songs important. Several are title tracks, which is a statement of what the artist believes the album is about. Several were released as singles, which is a commercial bet that the song represents the artist well. Yet with some exceptions, these songs are rarely the ones audiences remember, request, or discuss.
A parallel pattern appears in songs about romantic relationships. When a well-known musician releases an album about a current or former partner, public discussion centers on identifying the partner. How the relationship is portrayed gets far less attention: whether it shows contentment or toxicity, what it understands about love, what it gets wrong. In both cases, the artist offers an account of lived experience, and the audience turns toward something else.
The question this paper addresses is why the gap exists, and what it reveals.
2. What the Artist Is Attempting
From the artist’s side, these songs make sense. A working musician on a successful career spends much of life in transit: buses, airports, hotel rooms, venues that look alike, crowds that change nightly. Relationships at home strain under absence. The work involves producing, night after night, an intensity of feeling for strangers. Any serious observer of their own life would write about this. It is the life they actually have.
These songs are also, in many cases, a form of honesty toward the audience. They say, in effect: this is what it costs to bring this music to the listener. This is where the performer goes after the show. This is what the applause means from the stage. That is an attempt at connection. The artist invites the listener behind the curtain, on the assumption that a fuller picture of the person will deepen the relationship.
The trouble is that the invitation is often declined.
3. Why Audiences Keep the Distance
3.1 Listeners want a mirror rather than a window
Most listeners use popular songs to hold their own experiences. A song about heartbreak succeeds when the listener can place their own story inside it. Songs about touring ask the listener to look into a different life instead. The loneliness they describe is universal, but the setting signals a specific and envied profession. The hotel room, the tour bus, and the stage mark the song as belonging to someone else.
The result is that listeners frequently hear these songs as complaints from the fortunate. The artist is describing isolation; the listener hears privilege. This reading is usually unfair, since the songs rarely claim special suffering, but it is predictable.
3.2 The songs expose labor that the performance is designed to hide
The live concert and the finished record present music as effortless self-expression. That impression is part of the product. Songs about the road and the stage reveal what sustains the impression: repetition, travel, fatigue, and the commercial relationship beneath the emotional one.
“Super Trooper” describes being brilliantly lit before a crowd while feeling alone. “Applause” states openly that the performer lives for the audience’s response, which names the exchange that both sides usually leave unspoken. “The Load-Out” thanks the road crew and describes the dismantling of the stage, putting in front of the audience the very machinery the show exists to conceal. Such songs function like a magician explaining a trick during the performance. The explanation may be more interesting than the trick, but it interrupts the experience the audience came for.
There is an irony here. These are the songs in which musicians are closest to ordinary working life. The isolation of the road is shared by long-haul truckers, traveling sales staff, consultants, military personnel, and many others who live away from home for work. The songs are, in substance, work songs. The public reputation of musicians as out of touch persists partly because audiences do not hear these songs as work songs at all.
3.3 Songs about the fan relationship make the listener the subject
When an artist writes about the audience, the listener’s position changes. In most songs, the listener is the one feeling. In a song about fans, the listener is the one being described, sometimes as a comfort, sometimes as a pressure, sometimes as an abstraction the artist cannot quite reach.
The parasocial relationship between performer and fan works most smoothly when neither side names it. The fan feels a personal connection; the artist maintains an image that sustains that feeling. A song that addresses the arrangement directly asks the fan to see their devotion from the other side, and to recognize that the intimacy they feel is not symmetrical. Few listeners find that comfortable. An entire album built around this relationship, as with Petal, presses the point harder than a single song can, and makes it harder for listeners to set aside.
3.4 Gossip rewards questions that have answers
The treatment of relationship albums follows the same logic. “Who is this song about?” has a definite answer. It can be solved, reported, and shared. “What does this song understand about love, and is the relationship it portrays healthy?” is interpretive, open-ended, and difficult to circulate. Media coverage and fan communities favor the first question because it fits the model of celebrity as a serial drama, with songs serving as clues.
Songs about the road and the stage offer no mystery person to identify. They do not advance the drama. As a result they tend to fall out of public discussion altogether, even when the artist considers them essential.
3.5 Career timing makes these songs look like evidence against the artist
Songs about touring and fame usually arrive after success, when the road has become the artist’s ordinary life. Audiences, however, formed their attachment to the artist on earlier material written from a life closer to their own. When the new songs describe hotels, crowds, and pressure, they appear to confirm a suspicion that the artist has drifted away. The song describing isolation is read as proof of detachment, when it is actually a report on a new kind of ordinary life.
4. The Exceptions and What They Show
Some songs about musical life have succeeded widely. They share a common feature: they give the listener someone to identify with besides the performer.
Journey’s “Faithfully” describes life on the road, but its emotional center is devotion to someone waiting at home. Listeners hear it as a love song, and anyone separated from a partner by work can inhabit it.
“Homeward Bound” centers on longing for home, which translates directly to anyone who has traveled for work.
“Super Trooper” reached number one in the United Kingdom. Its narrative turns on seeing one particular person in the crowd, which converts a stage song into a romantic one.
Billy Joel’s “Piano Man” became his signature song while “The Entertainer,” a sharper account of the disposability of performers, never approached its standing. “Piano Man” is largely about the patrons in the bar and their stories. The audience finds itself in the song, sympathetically drawn.
Jackson Browne’s “The Load-Out/Stay” found radio success largely through its closing section, “Stay,” which pleads with the audience to remain a little longer. The part that asks something warm of the listener traveled further than the part that describes the crew breaking down the stage.
Eminem’s “Stan” addresses the fan relationship directly and was a major hit, but it does so through a dramatic story with a clear narrative arc, rather than through reflection on the arrangement itself.
The pattern is consistent. When the loneliness or the transaction points toward a relationship the listener can enter, the song translates. When it stays with the working conditions themselves, it tends to become a respected album track appreciated by a smaller circle.
5. What This Reveals About the Treatment of Creative Workers
The reception of these songs points to a broader pattern in how the public relates to hardworking creative people.
First, the public values creative output while resisting awareness of creative labor. Audiences want the finished song, the flawless performance, and the sense of spontaneous feeling. They are less interested in the travel, repetition, and exhaustion required to produce it. This is not unique to music. Readers seldom want to hear about the drafting of a novel, and diners rarely want to see a restaurant kitchen at the end of a double shift.
Second, the public consumes creators’ private lives while declining to hear their own accounts of those lives. The same audience that avidly speculates about a musician’s romantic partners will often ignore a song in which the musician describes what their daily life is actually like. The artist’s life is welcome as material for gossip, and less welcome as testimony.
Third, the reputation of creative people as out of touch is partly a product of audience inattention. Artists frequently do describe the ordinary strains of working life. When those descriptions go unheard, the stereotype of detachment survives unchallenged, and the artist is blamed for a gap that listeners helped create.
Fourth, success changes the artist’s material in ways that the audience may resent. An artist who writes honestly about the life success has produced risks being accused of losing touch. An artist who keeps writing about an earlier life risks being accused of insincerity. The honest option is often the commercially weaker one, which places creative people in a bind that audiences rarely notice.
6. Recommendations
For listeners. Songs about the road, the stage, and the fan relationship reward being heard as work songs. Listeners who travel for their own jobs, work long hours away from family, or perform for the public in other roles may find more of their own lives in these songs than they expect.
For critics and reviewers. Coverage of relationship albums would be improved by shifting attention from the identity of the partner to the portrayal of the relationship. Reviews of albums that contain road or fan songs should treat those songs as central statements when the artist has positioned them that way, especially as title tracks or singles, rather than passing over them as indulgent.
For artists. The exceptions suggest a practical lesson. Songs about working life reach wider audiences when they give the listener a position inside the song, through a person waiting at home, a moment of recognition in the crowd, or a story with characters the listener can inhabit. This need not compromise honesty; it gives the listener a way in.
For the industry and media. Promotional and editorial practices that reduce albums to guessing games about romantic partners discourage serious listening and flatten artists into characters. Coverage that takes working conditions seriously, including touring schedules, travel, and their toll, would give audiences a fuller picture of the people whose work they enjoy.
7. Conclusion
Songs about the musician’s working life are among the most honest songs popular artists write. They describe isolation, repetition, and the uneven intimacy of performance, and in doing so they reach toward the ordinary experience of anyone who works away from home. Artists offer these songs as a way of closing the distance between themselves and their audiences. Audiences, for understandable reasons, often prefer to keep that distance. They want the mirror rather than the window, the magic rather than the method, and the puzzle rather than the portrait.
A drive of about four miles along a commercial arterial into St. John’s shows a clear sequence. Residences come first, then a long run of car dealerships and auto-related businesses, and finally a cluster of hotels with restaurants nearby. One reasonable conclusion is that much of the city’s restaurant supply depends on visitors rather than residents.
The geography supports part of that conclusion, but the evidence along that road points to something slightly different. Car dealerships are among the least tourist-oriented businesses there are. Nobody flies into St. John’s to buy a Ford. A long dealership strip indicates that St. John’s is a regional service center. It is the place where people from across the Avalon Peninsula and much of eastern Newfoundland come to buy vehicles, see specialists, shop at the large malls, and deal with government. The metropolitan area has roughly 200,000 people, but its trade area is considerably larger, because the outport communities have few alternatives.
That changes how the hotel-and-restaurant cluster at the end of the road should be read. Hotels near arterials and highway interchanges serve at least four kinds of visitor, and leisure tourists are only one of them:
Regional residents in town overnight for medical appointments, shopping, sports tournaments, or family events.
Business and government travelers, including offshore oil and gas personnel, contractors, and provincial officials.
Transient travelers passing through or connecting to the airport.
Leisure tourists, who in St. John’s are heavily seasonal and concentrated between late spring and early fall, with the cruise season running into October.
The chain and casual-dining restaurants beside those hotels usually draw on all four groups, plus local residents who live or work nearby. Their placement follows the hotels, but their demand is mixed. The more strongly tourist-dependent restaurants in St. John’s are elsewhere: downtown along Water Street, Duckworth Street, and George Street, and near attractions such as Signal Hill and Quidi Vidi. The observed road therefore shows regional dependence more than tourist dependence. Both are forms of outside demand, but they behave differently. Regional demand continues year-round, while tourist demand rises and falls sharply with the seasons.
2. Why Geography Sorts Businesses by Customer
Commercial location is rarely accidental. A business places itself where its customers already are, or where they will pass. Several established ideas in urban geography explain the patterns that result.
Central place theory holds that higher-order goods (cars, furniture, specialty medicine) cluster in a few central places with large trade areas, while lower-order goods (groceries, coffee, gas) spread out close to where people live. The dealership strip is a higher-order cluster. A neighborhood diner is a lower-order business.
Anchor-and-follower clustering describes how certain institutions (a hotel, a hospital, a university, a cruise terminal, a stadium) create steady foot traffic, and restaurants position themselves to capture it. The anchor tells the observer which customer group the followers are chasing.
The tourist-historic city model, developed by geographers Gregory Ashworth and John Tunbridge, describes how older urban cores become places where historic buildings are packaged for visitors. Restaurants, pubs, and gift shops form a zone that residents visit occasionally but do not rely on for daily needs. Downtown St. John’s, with its colored row houses and harbor front, fits this model closely.
The tourist bubble, a term used by political scientist Dennis Judd, describes districts designed so visitors can move between hotels, attractions, and dining without encountering the ordinary city. When a district’s restaurants, shops, and attractions all face inward toward one another and away from surrounding neighborhoods, the bubble is likely present.
3. Indicators: How to Tell Who a Business Serves
No single sign settles the question. The reliable method is to gather several indicators and see which way they point together.
3.1 Seasonality and Hours
The strongest single test is what a business does in February. Visitor-dependent establishments in cold-climate tourist towns shorten their hours sharply, close for months, or close entirely outside peak season. Resident-serving establishments keep year-round hours, because their customers do not leave.
Daily hours are also revealing. A place that opens at 6 a.m., has a strong weekday lunch, and quiets on weekend mornings is following work rhythms. A place that opens at 11 a.m., peaks in the evening, and stays busy on weekends and during cruise days is following visitor rhythms.
3.2 How the Menu Speaks
Menus written for outsiders explain things. In Newfoundland, a menu that describes what toutons, fish and brewis, cod tongues, or Jiggs’ dinner are, or that calls a dish “traditional” or “authentic,” is addressing someone who does not already know. A menu for residents lists these dishes without comment, or leaves out regional dishes altogether because residents cook them at home and want something else when eating out.
This leads to a counterintuitive but dependable rule. The more strongly a restaurant emphasizes local cuisine, the more likely it is serving visitors. Residents of most places eat their home cuisine at home and eat out for convenience, variety, or occasion. A heavily regional menu with explanatory language and a narrow set of signature dishes suggests an outside audience. A broad menu with rotating weekly specials, family platters, and takeout options suggests regulars who need variety over many visits.
3.3 Price Relative to Local Incomes
Visitor-serving restaurants price for people on a spending occasion who will not return. Resident-serving restaurants price for people who might come back weekly. When prices at a cluster of restaurants sit well above what the local median household could comfortably spend on an ordinary evening, the market is someone other than the median household.
3.4 Location Relative to Anchors
Mapping what surrounds a restaurant shows what it is chasing:
Regional anchors: malls, big-box stores, hospitals, dealerships, government offices.
A restaurant surrounded by resident anchors and far from visitor anchors is almost certainly resident-serving, even if tourists sometimes find it. A restaurant whose only neighbors are hotels and gift shops depends on visitors, even if some locals come in.
3.5 Parking and Access
Restaurants serving residents in North American cities outside the densest cores usually need parking, since residents drive to them. Tourist districts often have little parking and depend on foot traffic from hotels, cruise ships, and tour buses. Tour-bus parking bays, stops on walking-tour routes, and signs in several languages are clear indicators.
3.6 Signs of Repeat Relationships
Resident-serving businesses invest in customers who come back. Evidence includes loyalty cards, community bulletin boards, sponsorship of local minor hockey or soccer teams, photos of local teams on the walls, fundraiser nights for schools, catering menus for offices and church events, and staff who greet customers by name. Visitor-serving businesses invest instead in first impressions: signage visible from the street, souvenir merchandise, photo spots, and promotional placements in hotel lobbies and visitor guides.
3.7 Where the Reviews Come From
Online reviews carry a geographic signature. When most reviewers on a platform list home cities far away, and reviews cluster heavily in summer, the business depends on visitors. Resident-serving businesses tend to be discussed more in local social media groups and community forums than on travel-oriented platforms. A useful rough comparison is how prominent a restaurant is on a travel-review site versus how often residents mention it in local community discussions. A large gap either way indicates which audience dominates.
3.8 Density Out of Proportion to Population
At the district or town level, the ratio of restaurants to resident population is telling. If a small historic district or town has far more restaurant seats than its population could fill, the extra capacity is being supported from outside. Economists measure this with a location quotient, comparing a place’s share of restaurant employment to the national share. A location quotient well above 1.0 in a place without a large office or university population usually indicates visitor demand.
4. The Pattern Elsewhere
Central Florida. Orlando’s International Drive is a clear tourist bubble. Chain restaurants there are often larger, open later, and priced higher than locations of the same chains in residential suburbs. The same chain can serve different markets depending on where it is placed. Plant City, by contrast, has restaurants that follow agricultural and small-town rhythms: early breakfast, weekday lunch trade, and church-crowd Sunday meals. The main visitor surge there is concentrated around the Florida Strawberry Festival, and the few businesses near the festival grounds that swell for that event contrast clearly with the year-round local trade elsewhere in town. In Tampa, Ybor City’s restaurants and bars depend on visitors and nightlife crowds from across the metro area, while neighborhood Cuban cafés and bakeries in West Tampa rely on regulars.
The Pacific Northwest. Along Interstate 84 through the Columbia Gorge, restaurants near highway exits in towns like The Dalles depend partly on through-traffic, while those a few blocks into town depend on residents, orchard workers, and local employers. The distance from the interchange often marks the boundary. On the Oregon coast, towns such as Cannon Beach show the classic seasonal pattern: a restaurant density far beyond what the year-round population could support, and many shortened winter hours.
Mountain and resort towns. Gatlinburg and Pigeon Forge in Tennessee, and Banff in Alberta, show both the tourist-historic core and a service strip where workers and residents eat and shop. In those places, the resident-serving businesses are often pushed to the edge of town or to neighboring communities where rents are lower. That separation is itself a geographic sign of how thoroughly the core has been given over to visitors.
Port and cruise cities. Cities with significant cruise traffic, including St. John’s, Key West, and Charleston, show an especially sharp pattern. Businesses within walking distance of the terminal set their hours around ship schedules, and some open only on ship days during the season.
5. Applying the Framework to St. John’s
Taken together, the indicators suggest St. John’s has three overlapping restaurant markets:
A downtown visitor zone (Water Street, George Street, Duckworth Street, and near Signal Hill and Quidi Vidi) where regional menus with explanations, higher prices, seasonal hours, and walkable access to hotels and the cruise terminal all point toward visitor dependence. Residents do use this zone, but mostly for occasions and nightlife rather than routine meals.
Arterial and mall-adjacent corridors, including the stretch observed on the drive, where chain and casual restaurants serve a mix of residents, regional visitors from the rest of the province, business travelers, and hotel guests. Their demand is mixed and mostly year-round, and regional visitors matter more here than leisure tourists do.
Neighborhood and suburban establishments in Mount Pearl, Paradise, Conception Bay South, and residential parts of the city itself: takeout shops, fish-and-chip places, bakeries, and family restaurants with loyalty programs, local team sponsorships, broad menus, and steady weekday trade. These are almost wholly resident-serving and are the places visitors are least likely to see.
The drive from Conception Bay South passed mainly through the second category, where regional demand is the main source of outside spending. The conclusion that St. John’s restaurants depend on tourists is best supported downtown. It holds only partly for the hotel cluster along the arterial, where the evidence points to a mixed demand base serving a city that functions as the commercial capital for a large and thinly populated region.
Field Note: The Loyalty Test, Administered in Reverse
Later on the evening of the drive, after services and after exchanging a suit for more casual clothes, the author returned alone along the same stroad to a restaurant about a quarter mile from the hotel. It was a Canadian-owned roadhouse chain, sitting beside a small vehicle dealership that had long since closed for the night. The restaurant itself stayed open until midnight, and the author arrived around eleven. Late hours on a commercial arterial serve a mix of customers: hotel guests arriving from flights or evening obligations, but also residents coming off late shifts, finishing evening activities, or simply wanting a meal after most other kitchens have closed.
At the end of the meal, the server asked whether the author wanted to collect loyalty points. Section 3.6 of this paper identifies loyalty programs as a sign of a resident-serving business, and here the indicator worked exactly as described, only aimed at the wrong customer. The restaurant assumed a regular. The customer turned out to be an American who had never heard of the rewards network in question and was in town for religious services. The question led to a pleasant conversation about the trip and its purpose, which is itself the kind of exchange that tends to happen more easily at a late hour in a quiet restaurant than in a crowded downtown dining room during cruise season.
The episode confirms the paper’s classification of this corridor as a mixed-demand zone. The restaurant was built around repeat local and regional customers, as its loyalty program shows, while its late hours and placement a few hundred yards from a hotel mean it also receives a steady trickle of travelers. The server’s default assumption was the business model’s default assumption: that the person at the table lives nearby and will be back. For a visitor-oriented restaurant downtown, the opposite assumption would be the natural one, and a loyalty prompt would be an odd question to ask. Put another way, a business reveals its intended customer not only through its menu and hours but through the questions its staff ask by habit, and on this stroad, the habitual question was one only a local could answer.
6. A Short Field Method
For a quick assessment of any unfamiliar commercial district, an observer can check the following:
What are the nearest three anchors, and whom do they serve?
Does the menu explain local dishes, or assume they are known?
What are the posted hours, and do they change by season?
Are prices in line with local household incomes?
Is there parking, tour-bus access, or neither?
Are there loyalty cards, local team photos, or community notices?
Where do online reviewers say they are from, and in what months do they post?
Would the district’s restaurants fit the surrounding population if all outside customers disappeared?
If most answers point in one direction, the business’s market is clear. If they point in several directions, the business is probably serving a mixed demand base, which describes a large share of the restaurants in any regional center, St. John’s included.
Professional sports contracts routinely misalign pay with production. Players are often paid least during the years they may produce the most, because rookie scales, reserve rules, and restricted free agency cap their earnings. They are often paid most in the years after their production has started to decline, because the open market reaches them only after years of controlled service, and clubs bid on reputation and projection rather than on current output. This white paper looks at that timing mismatch as a question of justice, not just market efficiency. It sets out three obligations that a just salary structure should meet: recognition of past production that was underpaid, adequate reward for present performance, and a dignified transition out of high-demand roles when physical and mental capacities decline, without paying heavily for production that is no longer there. The framework draws on biblical principles of wages, stewardship, and honor, and proposes mechanisms that could be adapted to sports leagues and to other institutions with the same structural problem.
I. The Problem: Pay That Arrives at the Wrong Time
The difficulty with player contracts is not simply that some players are overpaid and others underpaid. The deeper problem is that the system consistently pays the same player too little early and too much late. The career is treated as a series of separate transactions, each priced on the leverage available at that moment, rather than as a single working life whose value should be settled fairly over its whole length.
The pattern is familiar across the major North American leagues:
Entry-level control. Drafted players enter under rookie wage scales or entry-level contracts that set salaries within narrow bands regardless of how well they perform. The NFL’s rookie wage scale, adopted in the 2011 collective bargaining agreement, fixed first contracts on a predetermined schedule. The NHL uses capped entry-level contracts. The NBA uses a rookie scale followed by restricted free agency.
Extended reserve periods. Major League Baseball’s structure is the starkest example. A player earns at or near the league minimum for roughly his first three years of service, moves through salary arbitration for several more, and reaches free agency only after about six years of major-league service. The pre-arbitration bonus pool created in the 2022 agreement acknowledged the problem but addresses only a small part of it.
Late-arriving markets. Because free agency often comes in a player’s late twenties or early thirties, the first contract priced at full market value frequently covers the years in which decline begins. Clubs bid on what a player has already done, partly because that is the best evidence available and partly because the player’s past underpayment is, in effect, being settled late and under another name.
Back-loaded risk. Long guaranteed deals signed at the open-market peak commit clubs to paying premium salaries into seasons where the player may be a part-time contributor, an injured reserve fixture, or a roster obligation. The resulting “dead money” is treated as a cost of doing business, but it also warps roster building and blocks younger players.
The result satisfies no principle of justice. The young player is under-rewarded for work actually performed. The club overpays later for work not performed. The aging player is often left either with a lucrative but humiliating role as a symbol of a bad contract, or with an abrupt release and no structured path forward. The fans and the organization lose too, because money that should have paid for present excellence is tied up in past excellence.
II. Why the Mismatch Persists
Several forces keep this arrangement in place.
Risk transfer. Clubs argue that early-career suppression pays for the risk of drafting and developing players, many of whom never produce. There is truth in this: development costs money and many investments fail. But the argument justifies some discount on early pay, not an indefinite one, and it does not justify paying proven producers far less than the value they generate once the risk has resolved.
Collective bargaining dynamics. Players’ associations are governed by their members, and established veterans usually carry more weight in negotiations than players not yet drafted. Rookie scales have often been accepted as a trade that protects veteran salaries. The people who bear the cost of such trades are the ones least represented at the table.
Information and reputation. Present performance is noisy; track records are easier to read. Markets therefore price on accumulated reputation, which rises with production but lags behind it on both the way up and the way down.
Absence of a transition institution. When a player declines, the only tools most clubs have are paying out the contract, trading it, or releasing the player. There is little in between. Because there is no honorable middle path, the choice becomes either expensive retention or abrupt dismissal.
III. Biblical Principles for Just Wages Across a Working Life
Scripture does not provide a salary schedule for professional athletes, but it speaks clearly about wages, timing, stewardship, and the treatment of those whose strength is failing. Several principles bear directly on the problem.
The worker is worthy of his hire, and at the time of the work. Leviticus 19:13 forbids keeping the wages of a hired worker overnight, and Deuteronomy 24:14–15 requires paying the laborer on the day of his labor, “for he is poor, and setteth his heart upon it.” James 5:4 condemns those who keep back the wages of those who reaped their fields. The biblical concern is not only that wages be paid but that they be paid when earned. A structure that systematically defers the value of early production, and settles it later only for some players and only by accident of market timing, does not fit this standard.
The ox is not muzzled while it treads out the grain. Deuteronomy 25:4, applied by Paul in 1 Corinthians 9:9–10 and 1 Timothy 5:18, establishes that those who produce should share in what they produce while they are producing it. The rookie who carries a franchise on a scale contract is, in this sense, a muzzled ox.
Stewardship forbids waste. When Jesus Christ fed the multitude, He instructed the disciples to “gather up the fragments that remain, that nothing be lost” (John 6:12). The parable of the talents (Matthew 25:14–30) holds stewards accountable for what they do with resources entrusted to them. An owner who pays enormous sums for work no longer performed, while crowding out those who are performing, is not acting as a faithful steward, whether the money is the club’s, the fans’, or the player’s teammates’ through a shared salary cap.
Declining strength calls for a change of role, not dishonor. The clearest model is the Levites. Numbers 8:24–26 sets the age range for Levitical service in the heavy labor of the tabernacle, and then says that at fifty they “shall cease waiting upon the service thereof, and shall serve no more: but shall minister with their brethren in the tabernacle of the congregation, to keep the charge.” The older Levite was not discarded. He was moved from the most physically demanding work into supporting, guarding, and mentoring roles. His status was preserved; his duties changed to fit his capacities.
Honor for age is owed, but it need not be a burden. Leviticus 19:32 commands rising before the hoary head and honoring the face of the old man. Proverbs 16:31 calls the hoary head a crown of glory when found in the way of righteousness. The account of Barzillai in 2 Samuel 19:31–39 is instructive: David offered to support the aged Barzillai at court in return for his faithful service. Barzillai declined, knowing he could no longer enjoy or contribute to court life, and asked instead that his servant Chimham receive the benefit. David honored the request. Honor was given in a form that fit the man’s real condition, rather than in a form that would have been costly and empty.
Restoration and settlement are built into the biblical economy. The sabbatical and jubilee laws (Leviticus 25; Deuteronomy 15) show that biblical law expected imbalances to accumulate and required periodic settlement so that they did not become permanent. A just compensation system should similarly include a way to settle accumulated imbalance rather than letting it compound.
Taken together, these principles point to a compensation structure that pays work when it is done, shares production with the producer, avoids waste, and provides a dignified change of role when capacity declines.
IV. Three Obligations of a Just Salary
A just salary structure for high-performance careers should meet three obligations simultaneously.
1. Recognition: Settling Past Underpayment
Where a player produced value well beyond the pay that contract rules allowed, that gap should be acknowledged and settled, not left to the chance of a later free-agent market. The recognition obligation is a matter of paying a debt, not of sentiment.
2. Reward: Paying Present Performance Adequately
Current production should be paid at or near its current value. This means that pay should rise promptly with performance and should not be held back by service-time rules once performance has been demonstrated.
3. Transition: Honorable Change of Role Without Waste
When physical or mental capacities decline, pay should step down in proportion to present contribution, while the player is given a structured, honorable path into roles that fit his remaining abilities, along with support for life after the field. The goal is neither a sinecure nor an abrupt discard.
The present system fails all three: it underpays early, overpays late as an indirect and unreliable form of recognition, and offers no real transition. The central insight of this framework is that the second and third failures are largely consequences of the first. Late overpayment is often a delayed and misdirected settlement of early underpayment. If recognition were handled directly and on time, the pressure to overpay declining players would drop considerably.
V. Proposed Mechanisms
A. The Production Ledger and Recognition Credit
Leagues would maintain a standardized production ledger for each player during controlled contract years. The ledger would estimate the value of each season’s contribution, using an agreed metric appropriate to the sport, and compare it to actual pay. Where production exceeds pay by a defined threshold, the difference accrues as a recognition credit.
Recognition credit would be settled in one or more of the following ways:
Annual partial settlement. A portion of the surplus is paid at season’s end from a league-wide pool funded by all clubs, so that no single club is penalized for having drafted well.
Vested deferred payment. The remainder vests to the player and is paid on a set schedule regardless of whether he stays with the club, is traded, or retires. Vesting ensures that injury or early decline does not erase value already produced.
Accelerated eligibility. Players who accrue recognition credit above a certain level would reach arbitration or free agency sooner, shortening the period of control for proven producers.
This mechanism directly answers the “muzzled ox” problem. It also preserves the legitimate risk discount clubs need for development, because only demonstrated surplus accrues credit.
B. Present-Performance Pay With Floors and Escalators
For players beyond their controlled years, contracts would be structured around three layers:
A guaranteed base reflecting a conservative estimate of expected contribution.
Performance escalators tied to measurable present production, availability, and role, paid in the season earned.
Shorter guaranteed terms, with mutual options or renewal rights, so that neither side is locked into a price set by outdated information.
This shifts guarantees away from multi-year bets on future decline and toward current output. The player is still protected by the guaranteed base, but premium pay tracks premium performance in real time.
C. The Step-Down Schedule
Rather than a cliff, where a player goes from a full premium salary to release, contracts would include a pre-agreed step-down schedule. When objective performance or availability measures fall below defined thresholds for a sustained period, the player’s compensation shifts in stages:
Reduced premium tied to a reduced role, such as a rotation or situational player.
Role transition salary as the player moves into a supporting role with the club.
Transition package if the player separates from active play.
Because the schedule is agreed upon in advance, the step-down is not a public humiliation or a unilateral club decision. It is the working-out of terms both sides accepted while the player was at his peak. This mirrors the Levitical pattern: the change of role is expected, structured, and honorable.
D. The Levitical Transition Track
Clubs would offer declining veterans a defined path into roles that use their experience rather than their peak physical output:
Mentoring and player development, formally recognized and compensated, with responsibility for integrating younger players.
Scouting, coaching, and analytical apprenticeships, with training and credentials.
Community and organizational roles that carry real duties and public recognition.
Transition roles would be paid at rates appropriate to the work, not at playing salaries. Their purpose is to keep a man’s knowledge and standing in service of the institution, as the Levites continued “to keep the charge,” while ending the expense of paying for playing production that no longer exists.
E. Transition Support Beyond the Club
Not every player can or should remain with his club. For those who leave, a just structure would include:
Vested pension and health coverage, with particular attention to long-term physical and cognitive care in contact sports.
An education and retraining fund, accrued through service and usable after retirement.
Financial counseling and structured payouts for deferred recognition credit, protecting players from the well-documented pattern of sudden financial collapse after retirement.
Public recognition at the point of departure, such as formal honors or ceremonies, as a matter of institutional practice rather than an exception reserved for stars.
The Barzillai principle applies here. Honor should take a form that serves the man’s real situation. A lifetime seat at the king’s table may be less valuable than health coverage, a funded education, and provision passed on to those he cares for.
VI. Guarding Against Waste
A just structure must avoid replacing one form of waste with another. Several safeguards follow from the stewardship principle:
Recognition is capped by production. Credit accrues only for demonstrated surplus, measured by standard and transparent methods, not by reputation or popularity.
Transition roles carry real duties. A mentoring role with no expectations would simply be a disguised overpayment. Roles should be reviewed like any other position.
Step-down triggers are objective and sustained. Short slumps or injuries with a reasonable recovery path should not trigger a step-down; sustained decline should.
Pooling spreads the burden. A league-wide recognition pool prevents clubs that develop talent well from being punished for success, and prevents clubs that develop poorly from escaping their share of obligations.
Settlement replaces speculation. By settling past production directly, the framework removes the main reason clubs currently overpay declining veterans: they are, in effect, making up for earlier underpayment through inflated long-term deals.
VII. Anticipated Objections
“Players agreed to the collective bargaining terms.” Consent to a system does not make every result of that system just. Scripture regularly addresses arrangements that were lawful under custom but still oppressive in effect. Moreover, the players most affected by rookie scales had no voice in negotiating them.
“Measuring production is imprecise.” It is, but leagues and clubs already make enormous financial decisions based on production metrics. A standardized, jointly governed measure is more accountable than the informal estimates that drive current contracts. Imprecision argues for thresholds and conservative estimates, not for ignoring production altogether.
“This will reduce the value of drafting well.” The pooled recognition fund and the preserved risk discount keep drafting valuable. Clubs still receive below-market labor during the development period; they lose only the ability to keep demonstrated surplus indefinitely.
“Veterans will resist step-down schedules.” Some will. But a pre-agreed step-down with a guaranteed transition package may be more attractive to many players than the present choice between being labeled an overpaid burden and being released without warning. Security with dignity is a real form of value.
“Transition roles will become patronage.” This is a genuine danger, which is why the framework requires real duties, pay suited to the role, and review. The Levites who ceased heavy service still had a charge to keep.
VIII. Application Beyond Sports
The same pattern appears wherever institutions rely on early-career intensity and later-career reputation:
Churches and ministries, where young servants may carry heavy loads for little support, while senior figures remain in demanding roles long after their capacities have diminished, with no honorable structure for stepping down.
Military and public service, where junior personnel perform the most demanding work and transition support at separation is often inadequate.
Professional firms and academia, where junior associates and adjuncts produce much of the value while compensation and security concentrate in senior ranks that may no longer be the most productive.
In each case, the three obligations apply: settle past underpayment directly, pay present work adequately, and create honorable transitions that do not waste the institution’s resources or the individual’s dignity. The Levitical model in particular gives institutions a pattern for moving people from demanding service into roles of guarding, teaching, and counsel.
IX. Conclusion
The current structure of player compensation treats a career as a sequence of leverage points rather than as one working life. It underpays young producers, overpays aging players as a delayed and imprecise settlement, and provides no honorable path between full service and release. A just alternative would pay the ox while it treads, settle accumulated debts directly and on time, match premium pay to present performance, and provide a structured change of role when strength fails, without spending the institution’s resources on production that no longer exists.
Scripture offers the essential pattern: wages paid when earned, a share of the harvest for those who work it, careful stewardship of what is entrusted, honor for age in forms that fit real needs, and a change of role rather than a discard when a servant can no longer carry the heaviest load. Institutions that adopt these principles would not only treat their people more justly; they would also spend their resources more wisely.
The five preceding papers in this series described the structure of foundation testimony, the distinction between corroboration and sequence, the fit between the testimonial line and the risks it addresses, the institutional costs of confrontation, and the gap between what the public sees of foundation and what it understands. This paper gathers the practical consequences of those analyses into recommendations addressed to three sets of actors: forensic laboratories and the agencies that collect evidence, courts, and legislatures. The recommendations follow four governing principles: reduce the cost of assurance rather than assurance itself; strengthen single-witness links with independent corroboration; address the risks that confrontation does not reach; and make foundation intelligible to those who must evaluate it. The paper concludes with a standardized stipulation framework, model juror instructions, and an assessment of implementation priorities.
1. Introduction and Governing Principles
White Paper 4 proposed a criterion for evaluating measures that reduce the burden of foundation testimony. A measure may lower foundation load by reducing the cost of each witness or the number of links in a chain while preserving the assurance the chain provides, or it may lower foundation load by removing accountable witnesses without replacing what they supplied. The first kind of measure lowers cost without lowering protection. The second transfers cost from institutions to defendants.
That criterion is the first of four principles governing the recommendations below.
Principle 1: Reduce the cost of assurance, not assurance itself. Measures that save analyst time, court time, or laboratory capacity are recommended where they preserve the accountability and corroboration that foundation testimony provides. Measures that save time by removing that accountability are not.
Principle 2: Strengthen single-witness links with independent corroboration. White Paper 2 showed that chains of custody and analysis are sequences of single attestations, each only as strong as its own witness, and that the chain as a whole weakens with length. The most effective improvements add independent confirmation at particular links, such as physical seals, dual documentation, blind verification, and retestable samples, rather than adding witnesses who restate what others have said.
Principle 3: Address the risks that confrontation does not reach. White Paper 3 showed that confrontation of analysts is well suited to fabrication and contextual bias but poorly suited to instrument error, clerical error, and systemic institutional error, and that it does not reach record evidence at all. Those risks require other instruments: accreditation, proficiency testing, disclosure, and access to underlying data.
Principle 4: Make foundation intelligible. White Paper 5 showed that foundation is either invisible or misread by jurors and the public. Measures that explain what foundation witnesses establish, and what record certifications do and do not guarantee, allow those who evaluate evidence to do so on accurate terms.
The recommendations are numbered by the actor to which they are principally addressed: L for laboratories and collecting agencies, C for courts, and G for legislatures and other governing bodies. Each recommendation identifies the principle it serves and the paper in which its rationale is developed.
2. Recommendations for Laboratories and Collecting Agencies
L1. Seal evidence in tamper-evident packaging at the point of collection.
Principles 1 and 2. White Paper 2, Section 6.2.
Evidence should be sealed at collection in packaging that reveals any opening, with the seal bearing the identifier of the person who applied it and the date. The analyst who opens the package should document the condition of the seal before opening. An intact seal corroborates the account of every custodian between sealing and opening, independent of their own testimony, and allows those intermediate links to be established by physical rather than testimonial means.
This practice is already standard in many agencies. The recommendation is that it be universal, that the condition of the seal on opening be recorded as a required field in the laboratory’s case record, and that the seal’s condition be reported with the result.
L2. Document custody transfers from both sides.
Principles 1 and 2. White Paper 2, Section 6.1.
Each transfer of custody should be recorded independently by the releasing and the receiving party, preferably in an electronic system that generates timestamps for both events and records the identity of each person. Agreement between the two records corroborates the transfer. Disagreement identifies a link requiring explanation. Dual documentation also permits custody to be established in many cases by records rather than by a procession of custodians, reducing the testimony required without reducing assurance.
L3. Concentrate critical analytical stages or provide independent technical review.
Principles 1 and 2. White Paper 4, Section 4.4.
Laboratories whose workflows divide analysis among several personnel should adopt one of two practices for results likely to be offered at trial. The first is to assign a single analyst to perform or directly observe every stage on which the conclusion depends. The second is to assign a second qualified analyst to review the raw data independently and reach an independent conclusion without relying on the first analyst’s interpretation.
The first practice reduces the number of witnesses required. The second provides a qualified witness who can testify to an independent opinion if the original analyst departs, and adds corroboration at the interpretive stage. After Smith v. Arizona, the second analyst’s opinion must not depend on the truth of the first analyst’s statements if it is to stand on its own.[1]
L4. Adopt blind verification and context management.
Principles 2 and 3. White Paper 2, Section 6.4; White Paper 3, Section 6.2.
Where a discipline requires verification of an examiner’s conclusion, the verifying examiner should work without knowledge of the original conclusion. More generally, laboratories should limit examiners’ exposure to case information not needed for the analysis, and should document what information the examiner received. Sequential unmasking, in which examiners analyze evidence from the scene before comparing it to reference samples from a suspect, has been proposed as a practical method of reducing contextual influence.[2] Blind verification converts a review into genuine corroboration; context management addresses the adversarial-orientation risk at its source rather than relying solely on cross-examination to expose it.
L5. Preserve retestable portions where the sample permits.
Principle 2. White Paper 2, Section 6.3; White Paper 4, Section 2.1.
Where a sample is large enough to divide, laboratories should retain a portion sufficient for independent retesting. Retesting by a second laboratory is the strongest available corroboration of an analytical result. Retained portions also allow a result to be reproduced when the original analyst is unavailable, reducing the risk that departure renders evidence unusable. Where testing will consume the entire sample, the laboratory should document that fact before testing and notify the parties where practicable, so that the defense may seek to observe the analysis or propose an alternative.
L6. Maintain and disclose error and corrective action records.
Principle 3. White Paper 3, Sections 7.2–7.4.
Laboratories should maintain records of instrument calibration and maintenance, proficiency test results, contamination events, and corrective actions, and should make such records available to the parties in cases where results are offered. These records address instrument, clerical, and systemic errors that cross-examination of an individual analyst is unlikely to reveal. Where a corrective action identifies an error that may have affected results in other cases, the laboratory should notify prosecuting authorities, who bear disclosure obligations with respect to information favorable to the defense, including impeachment information.[3]
L7. Seek and maintain accreditation.
Principle 3. White Paper 3, Section 11.2.
Laboratories should be accredited to recognized international standards for testing laboratories, supplemented by discipline-specific requirements.[4] The National Research Council recommended mandatory accreditation of forensic laboratories, and the National Commission on Forensic Science subsequently recommended universal accreditation.[5] Accreditation addresses systemic error by subjecting methods, validation, and quality procedures to external review.
L8. Pursue administrative independence from law enforcement.
Principle 3. White Paper 3, Section 6.2.
The National Research Council recommended that forensic laboratories be removed from the administrative control of law enforcement agencies.[6] Where full independence is not feasible, laboratories should establish internal structures that separate case management from analysis, so that examiners receive requests and evidence without investigative narrative. Independence addresses the adversarial-orientation risk structurally, complementing the procedural safeguard that confrontation provides.
3. Recommendations for Courts
C1. Adopt scheduling practices that minimize analyst waiting and wasted travel.
Principle 1. White Paper 4, Section 4.6.
Courts should set time-certain appearances for forensic witnesses where possible, permit analysts to remain on call at the laboratory until needed, coordinate multiple cases involving the same analyst, and require the parties to confirm, shortly before trial, whether the case will proceed and whether the analyst’s testimony will be required. These measures reduce the cost of confrontation without affecting its value.
C2. Permit remote testimony by consent and specify the showing required over objection.
Principle 1. White Paper 4, Section 4.3.
Courts should adopt rules permitting forensic analysts to testify by two-way video when the defendant consents. Where the defendant objects, rules should specify the case-specific showing of necessity required, consistent with Maryland v. Craig and the decisions applying it.[7] Clear rules allow the parties to use remote testimony where both find it acceptable while protecting the defendant’s right to physical presence where it is asserted.
C3. Require disclosure of the full analytical chain before trial.
Principles 2 and 3. White Papers 1 and 2.
Courts should require the prosecution, in advance of trial, to identify each person who performed a stage of the analysis on which a forensic result depends, each custodian of the evidence, and the method by which each link will be established, whether by testimony, stipulation, certification, or physical evidence such as a seal. The 2022 amendments to the federal rule governing expert disclosures in criminal cases expanded the information the government must provide regarding expert witnesses.[8] A disclosure of the full chain would allow the defense to identify which links rest on single attestations and to make informed decisions about stipulation and confrontation, and would allow the court to anticipate scheduling needs.
C4. Require disclosure of the foundation of record evidence.
Principles 3 and 4. White Paper 3, Section 9.1; White Paper 5, Section 4.3.
Where records are offered on certification, courts should require disclosure of the certification itself, any cover sheets, disclaimers, or limitations accompanying the records production, and a description of any query, compilation, or matching performed to generate the records produced. Compilations prepared in response to a subpoena involve choices made for litigation even when the underlying data was generated in the ordinary course of business. Disclosure allows the opponent to evaluate whether the trustworthiness clause of the business records exception may be invoked, a showing the opponent cannot make without such information.[9]
C5. Evaluate stipulations and waivers for informed consent.
Principle 1. White Paper 4, Sections 4.1–4.2.
Before accepting a stipulation to forensic results or chain of custody, or before treating a failure to demand an analyst’s appearance as a waiver, courts should confirm on the record that defense counsel received the relevant report and underlying documentation in time to evaluate it. The inquiry need not be extensive. Its purpose is to ensure that stipulations and waivers rest on informed judgment rather than on inattention or insufficient time.
C6. Give orientation instructions on foundation testimony.
Principle 4. White Paper 5, Section 7.4.
Courts should give jurors, before or at the time foundation testimony begins, a brief explanation of why foundation witnesses appear, what they establish, and how a chain of single witnesses to successive steps differs from several witnesses to the same matter. Model language appears in Section 6.
C7. Instruct jurors on records admitted by certification.
Principle 4. White Paper 5, Section 4.3.
Where records have been admitted on certification without a live custodian, courts should inform jurors of that fact and of what the certification does and does not establish. Model language appears in Section 6.
4. Recommendations for Legislatures and Governing Bodies
G1. Enact notice-and-demand statutes with adequate review periods.
Principle 1. White Paper 4, Section 4.2.
Notice-and-demand statutes should require the prosecution to provide, with its notice, the forensic report and the underlying bench notes, data, and custody documentation, and should allow the defense a demand period sufficient for counsel to review those materials and, where appropriate, consult an expert. Statutes should run the demand period from the date the complete materials are provided, not from the date of the notice alone. Statutes should place on the prosecution the burden of producing the analyst upon demand, consistent with the principle reflected in Briscoe v. Virginia.[10] Statutes should also permit the court to excuse a late demand for good cause.
G2. Fund defense access to forensic expertise.
Principles 1 and 4. White Paper 4, Sections 2.4 and 6.
The value of the right to confront a forensic analyst, and the reliability of any decision to stipulate or waive, depends on defense counsel’s ability to evaluate forensic evidence. The Supreme Court has recognized a due process right of indigent defendants to expert assistance in certain circumstances.[11] Legislatures should fund defense access to forensic consultants through public defense systems or court-administered funds, with procedures that do not require the defense to disclose its theory to the prosecution to obtain funding.
G3. Establish forensic science oversight bodies.
Principle 3. White Paper 3, Section 11.2.
States should establish independent bodies with authority to investigate allegations of negligence or misconduct in forensic analysis, to review laboratory accreditation and quality practices, and to recommend corrective action. The Texas Forensic Science Commission, created by statute in 2005, offers one model.[12] Oversight bodies address systemic errors, which individual trials are poorly positioned to detect, and provide a mechanism for identifying cases affected by errors discovered after the fact.
G4. Provide a post-conviction remedy for discredited forensic evidence.
Principle 3. White Paper 3, Section 7.4.
Where scientific knowledge relied on at trial has since been discredited or substantially changed, or where laboratory error or misconduct affecting a result has been discovered, defendants should have a clear avenue for post-conviction review. Texas enacted a statute providing such a remedy in 2013.[13] Such remedies address the fact that systemic errors are often discovered only across many cases and after convictions have become final.
G5. Mandate laboratory accreditation.
Principle 3. White Paper 3, Section 11.2.
Legislatures should condition the admissibility of forensic results, or the receipt of public funding, on laboratory accreditation, with reasonable transition periods for laboratories not yet accredited. This recommendation supports Recommendation L7.
G6. Fund laboratory capacity directly.
Principle 1. White Paper 4, Section 3.
Because confrontation is one contributor to laboratory backlogs among several, and not the principal one, reducing confrontation will not resolve backlogs. Legislatures seeking to reduce delay should fund laboratory staffing, equipment, and facilities directly, and should fund the documentation systems described in Recommendations L1 and L2, which reduce testimonial burden without reducing protection.
G7. Adopt standards for the certification of records compilations.
Principles 3 and 4. White Paper 3, Section 9.1.
Legislatures or rulemaking bodies should require that certifications accompanying records produced for criminal proceedings describe any query, compilation, or matching performed to produce the records, identify any known limitations of the data for the purpose for which it is offered, and attach any disclaimers the producing entity provides. This recommendation supports Recommendation C4 and would make visible the purpose-driven acts of selection that the business records framework otherwise conceals.
5. A Standardized Stipulation Framework
Stipulations are the least costly means of reducing foundation load, and they preserve assurance when they rest on informed judgment. White Paper 4 observed that their value depends entirely on the quality of the defense decision behind them. A standardized framework would make that quality visible and would allow the parties to stipulate to some links while contesting others.
The framework divides forensic foundation into five elements, each of which may be stipulated separately.
Element
Content of stipulation
1. Collection
The item was collected at the stated place and time by the stated person, and was sealed or otherwise secured as documented.
2. Custody
The item passed through the documented chain of custody without alteration or substitution, and the seal, if any, was intact on receipt at the laboratory.
3. Analytical procedure
The analysis was performed according to the laboratory’s documented procedures, and the instrument data and bench notes accurately reflect the work performed.
4. Result
The analysis produced the stated result, such as the identity of a substance, a DNA profile, or a comparison conclusion.
5. Interpretation
The stated significance of the result, including any statistical weight or source attribution, is accurate.
Each stipulation should be accompanied by a certification from defense counsel that counsel received the report, bench notes, instrument data, and custody documentation for the element stipulated, and had an opportunity to review them.
The framework serves three purposes. First, it allows the defense to stipulate to collection and custody, which are rarely disputed, while contesting interpretation, which frequently is, thereby reducing the procession of custodians without surrendering the ability to examine the analyst. Second, it records which elements were contested, which assists appellate review and later post-conviction inquiries. Third, it corresponds to the structure of the chain described in White Paper 2, making explicit which links were established by agreement and which by testimony.
Nothing in the framework should require the prosecution to accept a stipulation. The framework structures the offer; the prosecution’s general entitlement to present its evidence is unaffected.
6. Model Juror Instructions
The following instructions are offered as models. They are written in impersonal form; courts may adapt them to the form of address customary in their jurisdiction.
6.1 Orientation Instruction on Foundation Witnesses
The jury will hear from a number of witnesses whose testimony concerns how certain items of evidence were collected, stored, transported, and tested. Some of these witnesses may testify only briefly. Their testimony is presented because the law requires that a party show that an item offered in evidence is what it is claimed to be and that it has not been changed in any way that matters.
Each of these witnesses ordinarily testifies about one step in the handling or testing of the evidence. When several witnesses each describe a different step, they are not confirming one another’s testimony. Each witness speaks only to the step that witness performed or observed. The jury should consider whether each step has been established, and should not assume that the number of such witnesses by itself shows that the evidence is reliable.
By contrast, when two or more witnesses testify independently about the same event or step, their agreement may be considered as confirming that testimony, and their disagreement may be considered as raising a question about it.
The jury should weigh the testimony of these witnesses as it weighs all testimony, considering whether each step was established and whether anything in the evidence suggests that the item was altered, mishandled, or confused with another.
6.2 Instruction on Records Admitted by Certification
Certain records in this case were admitted on the written certification of a person responsible for keeping them, and no witness from the organization that made the records testified. The certification establishes that the records were made and kept in the ordinary course of the organization’s regular activity. It does not establish that every entry in the records is accurate, and it does not establish the accuracy of any conclusion that a witness has drawn from the records.
The jury may consider the records as evidence and may give them such weight as the jury finds they deserve, considering all the evidence in the case, including any evidence about how the records were made, how they were retrieved or compiled for this case, and any limitations on their use.
6.3 Instruction on Stipulated Foundation
The parties have agreed that certain facts concerning the collection, handling, or testing of evidence are established. The jury should treat those agreed facts as proved. Where the parties have agreed to some steps but not others, the jury should consider the remaining steps on the basis of the evidence presented about them.
7. Implementation Priorities
The recommendations differ in cost, in the ease with which they can be adopted, and in the protection they provide. The following table offers a general assessment to assist institutions in setting priorities. The assessments are qualitative and will vary by jurisdiction.
Recommendation
Relative cost
Ease of adoption
Protection gained
Priority
L1 Tamper-evident sealing
Low
High
High
Immediate
L2 Dual custody documentation
Moderate
Moderate
High
Immediate
C1 Scheduling practices
Low
High
Cost savings only
Immediate
C6, C7 Juror instructions
Low
High
Moderate
Immediate
C5 Informed stipulation inquiry
Low
High
Moderate
Immediate
Stipulation framework
Low
Moderate
Moderate
Near term
C3, C4 Chain and record disclosure
Low to moderate
Moderate
High
Near term
L4 Blind verification
Moderate
Moderate
High
Near term
L6 Error record disclosure
Moderate
Moderate
High
Near term
C2 Remote testimony rules
Low
Moderate
Cost savings only
Near term
G1 Notice-and-demand reform
Low
Moderate
Moderate
Near term
G7 Compilation certification standards
Low
Moderate
Moderate
Near term
L3 Workflow redesign
Moderate to high
Low
Moderate
Longer term
L5 Retained samples
Moderate
Moderate
High where feasible
Longer term
L7, G5 Accreditation
High
Moderate
High
Longer term
G2 Defense expert funding
High
Low
High
Longer term
G3 Oversight bodies
Moderate
Low
High
Longer term
G4 Post-conviction remedy
Low
Low
High
Longer term
L8 Laboratory independence
High
Low
High
Longer term
G6 Capacity funding
High
Low
Cost savings
Ongoing
Several of the most protective measures are also among the least costly. Tamper-evident sealing, dual custody documentation, juror instructions, and disclosure of the analytical chain can be adopted with modest resources and would address the principal weaknesses identified in this series: the invisibility of sequence, the absence of corroboration at custody links, and the invisibility of record foundation.
8. Limitations
The recommendations in this paper are general. Laboratories, courts, and legislatures operate under different rules, resources, and traditions, and particular recommendations may be already adopted, impractical, or inconsistent with local law in some jurisdictions. The model instructions have not been tested with juries, and their effect on juror understanding would require empirical evaluation. The implementation assessments are qualitative judgments rather than cost estimates. Several recommendations, particularly those concerning laboratory independence and defense funding, involve policy questions whose resolution depends on considerations beyond the scope of this series.
9. Conclusion
This series began with an observation familiar to anyone who has watched a criminal trial: many witnesses, little apparent content, one witness who matters. It has argued that the procession is neither padding nor corroboration. It is the visible form of a legal structure that distinguishes physical objects from records, statements made for prosecution from statements made for other purposes, and single examiners from divided pipelines. That structure produces a chain of single attestations whose strength is the strength of its weakest link, a constitutional safeguard well aimed at some risks and blind to others, real costs to the institutions that sustain it, and a public that rarely sees it and often misreads it.
The recommendations gathered here share a single aim: to make the chain stronger without making it longer, and to make it intelligible to those who must judge it. Sealing, dual documentation, blind verification, and retained samples add independent confirmation where the chain now rests on one person’s word. Disclosure, accreditation, and oversight address the errors that no cross-examination will uncover. Scheduling practices, remote testimony by consent, and informed stipulations reduce the cost of accountability without abandoning it. Instructions and public explanation allow jurors and citizens to see the chain for what it is.
The law asks that a result not speak until someone has answered for how it came to be. The measures proposed here are intended to ensure that those who answer are accountable, that their answers can be checked, and that those who hear them understand what has been said.
Notes
[1] Smith v. Arizona (2024).
[2] Dror et al. (2015); Kassin, Dror, and Kukucka (2013).
[3] Brady v. Maryland (1963); Giglio v. United States (1972).
[4] International Organization for Standardization and International Electrotechnical Commission (2017).
[5] National Research Council (2009), Recommendation 7; National Commission on Forensic Science (2015).
[6] National Research Council (2009), Recommendation 4.
[7] Maryland v. Craig (1990); United States v. Yates (2006).
[8] Fed. R. Crim. P. 16(a)(1)(G), as amended effective December 1, 2022, requiring a complete statement of the witness’s opinions, the bases and reasons for them, the witness’s qualifications, and a list of cases in which the witness has testified in the preceding four years.
[9] Fed. R. Evid. 803(6)(E).
[10] Briscoe v. Virginia (2010); Melendez-Diaz v. Massachusetts (2009), pp. 326–327.
[11] Ake v. Oklahoma (1985); McWilliams v. Dunn (2017). Lower courts have differed on the extent to which Ake extends to non-psychiatric experts.
[12] Tex. Code Crim. Proc. art. 38.01.
[13] Tex. Code Crim. Proc. art. 11.073.
References
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Smith v. Arizona, 602 U.S. 779 (2024).
Tex. Code Crim. Proc. art. 11.073.
Tex. Code Crim. Proc. art. 38.01.
United States v. Yates, 438 F.3d 1307 (11th Cir. 2006) (en banc).
Most of the witnesses who lay the foundation for forensic evidence are seen by almost no one outside the courtroom. News reports mention the result and the expert who explained it. Documentaries and podcasts compress weeks of testimony into hours, and foundation testimony is among the first material cut. Fictional crime drama compresses the laboratory pipeline into a single scientist who collects, analyzes, and explains. This paper examines how foundation testimony reaches, or fails to reach, three audiences: jurors, in-court observers, and the mediated public. It identifies five consequences of the gap between what these audiences see and what they understand: the inflation of conclusions presented without their foundation, the misreading of sequence as corroboration, the invisibility of record evidence admitted on certification, the association of foundation with conspiracy when it becomes visible only under attack, and difficulty interpreting the statistical conclusions that foundation supports. It reviews the literature on the so-called CSI effect and concludes that the problem is better described as a gap in understanding than as a distortion of verdicts. It ends with implications for journalists, documentary producers, educators, and courts.
1. Introduction
The first four papers in this series described the structure of foundation testimony: the axes that determine its load, the distinction between corroboration and sequence, the constitutional line that determines which analysts must appear, and the costs that line imposes. This paper turns from the structure itself to its visibility.
Foundation testimony is, for the most part, invisible. It occupies trial time but not public attention. The property clerk, the courier, and the intake technician testify briefly and leave, and their testimony rarely appears in any account of the trial beyond the transcript. The certification that admits a carrier’s records is a document read by the judge and not by the public. The laboratory pipeline that produced a DNA result appears, if at all, as a single analyst reporting a match.
This invisibility is not a failure of any particular institution. It follows from the nature of the testimony, which is repetitive, technical, and uneventful in the great majority of cases, and from the demands of every medium through which trials reach the public. But the invisibility has consequences for how the public understands forensic evidence and, to a degree, for how jurors evaluate it.
2. Three Audiences
Foundation testimony reaches three audiences, each of which sees a different portion of it.
2.1 Jurors
Jurors see all of the foundation testimony presented at trial. They hear every custodian, every analyst, and every stipulation read into the record. But they see it without explanation. Jury instructions typically tell jurors to weigh testimony rather than count witnesses, but they do not ordinarily explain why the procession of custodians is present, what it establishes, or how it differs from corroboration. Jurors receive the procession in its outward form and must infer its purpose.
Jurors also do not see what the law excludes from their view. They do not know that a carrier’s records entered on a written certification, unless someone tells them. They do not know which participants in a laboratory pipeline did not testify. They see the witnesses who appeared and have little means of recognizing the witnesses who did not.
2.2 In-Court Observers
Observers who attend trials in person, including family members, journalists, law students, and members of the public, see what jurors see but ordinarily for shorter periods and with even less orientation. An observer who attends a single day may see nothing but foundation witnesses and conclude that the trial is proceeding slowly for no reason. An observer who attends only the day of the principal expert may conclude that the case rests on that expert alone.
In-court observers are the audience most likely to form the impression described in the introduction to the monograph: many witnesses, little apparent content, one witness who matters. Their impression is accurate as to what they saw and mistaken as to what it meant.
2.3 The Mediated Public
The largest audience never enters the courtroom. It encounters trials through news reports, broadcast coverage, documentaries, podcasts, and fictional drama. This audience sees what each medium selects, and every medium selects against foundation.
Federal courts prohibit the broadcasting of criminal proceedings, and the rules in state courts vary.[1] The Supreme Court held in 1965 that the circumstances of a particular televised trial had denied the defendant due process, and held in 1981 that the Constitution does not categorically prohibit states from permitting broadcast coverage.[2] Where trials are broadcast, the full proceeding may be available, but the audience that watches gavel-to-gavel coverage is small compared to the audience that sees edited segments. Where trials are not broadcast, the public relies on reporters’ summaries and later reconstructions.
3. What Is Edited Out, and Why
3.1 Narrative Economy
Every account of a trial shorter than the trial itself must omit most of what occurred. The principle of selection in nearly every medium is narrative significance: what advanced the story, what was disputed, what was surprising. Foundation testimony in an ordinary case satisfies none of these criteria. The custodian confirms that an item was logged on a particular date, the defense asks no questions, and nothing happens that a narrative can use.
The result is that the portion of the trial devoted to establishing the foundation of the evidence is systematically underrepresented in public accounts, while the portion devoted to its interpretation is overrepresented. This is not bias in the ordinary sense. It is the consequence of the fact that foundation, when it succeeds, produces no event.
3.2 Fictional Compression
Fictional crime drama compresses foundation further. Popular forensic dramas commonly depict a small team of investigators who collect evidence at the scene, analyze it in the laboratory, interpret the results, and in some cases confront the suspect with them. The laboratory pipeline is reduced to a single person or a few, the chain of custody is reduced to a transition between scenes, and the division between collection, analysis, and testimony disappears. Results arrive quickly and speak clearly.
The compression is a dramatic convenience, not a claim about how laboratories operate. But it supplies the public with a model of forensic work in which foundation is absent, and that model may be the only one many members of the public possess.
3.3 Documentary and Podcast Reconstruction
Documentaries and podcasts about criminal cases occupy an intermediate position. They are longer than news reports and often more detailed, and they frequently present themselves as corrective accounts that reveal what the original trial obscured. Their treatment of foundation depends on their narrative thesis. Where the thesis concerns the defendant’s guilt or innocence on grounds unrelated to physical evidence, foundation is ordinarily omitted. Where the thesis concerns the reliability of physical evidence, foundation becomes central, but it is presented as a site of suspicion rather than as a routine structure. This pattern is examined in Section 4.4.
4. Five Consequences of the Gap
4.1 Inflation of the Conclusion
When a forensic result is presented without its foundation, it appears to speak for itself. A report that DNA from a scene matched the defendant becomes, in public accounts, a fact about the defendant rather than the end of a chain that began with collection and passed through custody, extraction, amplification, and interpretation. The weaknesses that might attach to any link in that chain are invisible, and the conclusion acquires a certainty that the full chain may not support.
As White Paper 1 observed, the evidence with the heaviest foundation often supports the narrowest conclusion. A DNA result speaks to the source of biological material, not to how or when it was deposited. When the foundation is edited away, the narrowness of the conclusion is frequently edited away with it, and a statement about source is received as a statement about guilt.
4.2 Misreading Sequence as Corroboration
Where foundation is visible, as it is to jurors and in-court observers, it is vulnerable to the misreading described in White Paper 2. A procession of witnesses resembles a group of witnesses confirming one another. Ordinary experience teaches that more witnesses mean more assurance, and nothing in the courtroom ordinarily corrects that inference when the witnesses in fact form a sequence of single attestations. An observer who sees seven witnesses testify about a bag of powder may reasonably conclude that the result has been confirmed seven times, when in structural terms it has been established once through six links and a restatement.
4.3 Invisibility of Record Evidence
Record evidence admitted on certification is doubly invisible. It does not appear in public accounts because it produced no testimony, and it does not appear to jurors as a foundation question because it arrived without a witness. The public is therefore unlikely to know that some of the most consequential evidence in modern trials, such as telephone records used to establish location, enters without any person answering for its accuracy.
The consequence is an asymmetry of attention. Physical evidence, whose foundation is laborious and visible, attracts scrutiny. Record evidence, whose foundation is light and invisible, attracts little, even where the expert interpretation built on it is extensive and its conclusions broad. White Paper 3 observed that clerical and systemic errors in records are not confronted; the public, having no occasion to notice the records’ foundation, has no occasion to ask about such errors.
The rare instances in which record foundation has become publicly visible illustrate the point. A widely followed podcast about a Maryland murder case drew attention to a cover sheet accompanying a carrier’s subpoena response that cautioned against relying on certain call records for location. The document had been part of the records production but had not been the subject of testimony at trial, and it later became an issue in post-conviction litigation.[3] Whatever its ultimate significance in that case, the episode showed how little of a record’s foundation the public ordinarily sees, and how much attention a single foundation document can command once it is brought to light.
4.4 Foundation as a Site of Suspicion
When foundation does become publicly visible, it is usually because it has been attacked. The public encounters chain of custody not as a routine structure but as the ground on which a defense alleges contamination, mishandling, or planting.
The criminal trial of O. J. Simpson in 1995 is the most prominent example. The defense subjected the collection and handling of blood evidence to extended cross-examination, including days of questioning of a police criminalist about collection procedures, and argued that contamination and mishandling undermined the DNA results.[4] For a large public audience, the trial was an introduction both to forensic DNA and to the concept of chain of custody, and the two were introduced together as a problem.
A decade later, a widely viewed documentary series about a Wisconsin murder case devoted considerable attention to the defense theory that blood evidence had been planted, including the condition of a vial of the defendant’s blood held from an earlier case.[5] The prosecution offered testing intended to rebut the theory. The documentary brought custody questions before a very large audience, again in the form of an allegation.
The consequence is a pattern of public understanding that oscillates between two poles. In ordinary coverage, foundation is invisible and forensic results are received as unquestionable. In prominent contested cases, foundation becomes visible only as a site of suspected misconduct. The public rarely encounters foundation as what it is in most cases: a routine, largely uneventful structure whose purpose is to make misconduct and error detectable, and whose success is usually unremarkable.
4.5 Difficulty With Statistical Conclusions
Foundation supports conclusions that are often expressed statistically, particularly in DNA cases. Research on juror reasoning has documented characteristic errors in interpreting such statistics, including the confusion of the probability of a random match with the probability that the defendant is not the source, and the opposite error of treating a small random match probability as meaning that many people in a large population could equally be the source.[6] Research has also shown that the persuasive force of DNA statistics depends on how they are framed.[7]
These errors are not caused by the invisibility of foundation, but they compound it. A public that sees neither the chain nor the limits of the conclusion, and that misreads the statistic attached to the conclusion, is poorly positioned to evaluate forensic evidence at any level.
5. The CSI Effect Literature
Public and professional concern about the influence of media on jurors has often been expressed under the label of the “CSI effect,” after a popular forensic drama. In its most common form, the claim is that jurors exposed to such programs expect forensic evidence in every case and acquit when it is absent. A second form holds that such programs lead jurors to overvalue forensic evidence when it is present.
Empirical research has not strongly supported either claim in its simple form. A large juror survey found that jurors held high expectations for scientific evidence but that those expectations were not strongly associated with viewing forensic drama, and that they were better explained by a general awareness of technology, which the researchers termed a “tech effect.”[8] Experimental work has found that viewers of forensic drama may be more critical of forensic evidence in some respects, rather than more credulous.[9] Other scholars have argued that the CSI effect is better understood as a media narrative about juries than as a demonstrated phenomenon, and that the concern it expresses has shaped trial practice, such as prosecutors’ questioning of jurors and requests for special instructions, more than juror behavior has been shown to warrant.[10] Still others have analyzed the ways in which forensic fiction may shape the threshold of certainty viewers expect before convicting.[11]
For the purposes of this series, the literature supports a more modest conclusion than the popular concern. It does not establish that media exposure systematically distorts verdicts. It does suggest that the public forms expectations about forensic evidence from sources that omit foundation, and that jurors bring those expectations into the courtroom. The problem is better described as a gap in understanding than as a distortion of outcomes. Jurors may reach sound verdicts while misunderstanding the structure of the evidence on which they rely, and the public may accept or reject forensic evidence for reasons unconnected with how it was established.
6. The Gap Summarized
The following table summarizes what each audience sees of foundation testimony and what it is likely to understand.
Element of foundation
Jurors see
Observers see
Mediated public sees
Commonly understood
Custody procession
All of it
Portions
Rarely
As corroboration, or as padding
Pipeline analysts
Those who testify
Portions
One analyst, if any
As one analysis checked many times
Records admitted on certification
Records only
Records only
Almost never
Not recognized as a foundation question
Expert interpretation
All of it
Often
Frequently
As the substance of the evidence
Statistical conclusions
Stated in testimony
Sometimes
Often, simplified
Frequently misinterpreted
Foundation under attack
When contested
When contested
In prominent cases
As a sign of misconduct
The pattern is consistent across audiences. What is most visible is interpretation; what is least visible is the foundation on which interpretation rests. Where foundation is visible, it is misread; where it is invisible, it is presumed.
7. Implications
7.1 For Journalists
Trial reporters cannot report every foundation witness, and there is no reason they should. But reporting that conveys the nature of the foundation in a sentence or two, such as whether a result passed through several analysts, whether records were admitted on certification, or whether the defense stipulated to custody, would give readers a more accurate account of what the evidence established. Where the defense challenges foundation, reporting that distinguishes a challenge to a specific link from a general allegation of misconduct would help readers evaluate it.
7.2 For Documentary Producers and Podcasters
Long-form accounts have the time to present foundation as a routine structure rather than only as a site of suspicion. A documentary that devotes attention to custody only when alleging planting teaches its audience that custody matters only when something went wrong. An account that explains how the chain was built, which links were corroborated and which rested on single attestations, and what physical safeguards such as seals were present would allow the audience to evaluate allegations on their merits.
7.3 For Educators
Courses in criminal justice, forensic science, journalism, and civics can address the gap directly. The companion public primer in this suite, The Witnesses Nobody Watches, is designed for this purpose. Its chapters on chain of custody, record evidence, confrontation, witness lists, stipulations, corroboration and sequence, and what documentaries omit correspond to the elements of the gap identified here.
7.4 For Courts
Courts are the only institution that can address the gap for jurors. Brief orientation instructions explaining why foundation witnesses appear, what they establish, and how a chain of single witnesses differs from several witnesses to the same matter would equip jurors to evaluate what they see. An instruction noting that some records are admitted on certification without a witness would make visible to jurors what is otherwise invisible. White Paper 6 proposes model language for such instructions.
8. Limitations
This paper relies on the existing literature on juror perception and media influence, which consists largely of surveys and experiments whose generalizability to actual trials is debated. It does not present original data on how foundation testimony is reported or perceived. Its discussion of particular cases is limited to their role in making foundation publicly visible and does not address the merits of any verdict or post-conviction claim. Media practices vary widely, and the general tendencies described here will not hold for every news outlet, documentary, or program.
9. Conclusion
The witnesses who lay the foundation for forensic evidence are invisible to most of the public and misunderstood by most of those who see them. The media through which trials reach the public select for interpretation and against foundation, because foundation, when it succeeds, produces no event. Fictional drama compresses the laboratory pipeline into a single figure. Long-form accounts make foundation visible chiefly when alleging that it failed.
The consequences are a public that receives forensic conclusions without their limits, jurors who may read a sequence of single witnesses as mutual confirmation, an audience that rarely knows that consequential records enter on paper, and a pattern of understanding that treats foundation either as nonexistent or as evidence of conspiracy. The research on media influence does not show that these misunderstandings routinely alter verdicts. It does show that the public’s picture of forensic evidence is drawn from sources that omit the structure on which that evidence depends.
Closing the gap does not require that foundation be made dramatic. It requires that it be made intelligible. The final paper in this series gathers the recommendations of the preceding five, including measures directed at that end.
Notes
[1] Fed. R. Crim. P. 53.
[2] Estes v. Texas (1965); Chandler v. Florida (1981).
[3] Koenig (2014) brought the cover sheet to public attention. The issue was raised in post-conviction proceedings; see Syed v. State (2018), in which the intermediate appellate court addressed the claim concerning the cell tower cover sheet alongside the alibi claim on which relief was then granted. Subsequent proceedings in the case are not discussed here.
[4] Toobin (1996) provides a detailed account of the trial, including the defense’s challenges to evidence collection and handling.
[5] Ricciardi and Demos (2015).
[6] Thompson and Schumann (1987) identified and named the “prosecutor’s fallacy” and the “defense attorney’s fallacy” in the interpretation of statistical evidence.
[7] Koehler (2001).
[8] Shelton, Kim, and Barak (2006).
[9] Podlas (2006); Schweitzer and Saks (2007).
[10] Cole and Dioso-Villa (2009).
[11] Tyler (2006).
References
Chandler v. Florida, 449 U.S. 560 (1981).
Cole, S. A., & Dioso-Villa, R. (2009). Investigating the “CSI effect” effect: Media and litigation crisis in criminal law. Stanford Law Review, 61(6), 1335–1373.
Estes v. Texas, 381 U.S. 532 (1965).
Fed. R. Crim. P. 53.
Koehler, J. J. (2001). When are people persuaded by DNA match statistics? Law and Human Behavior, 25(5), 493–513.
Koenig, S. (Host). (2014). Serial [Audio podcast]. This American Life; WBEZ Chicago.
Podlas, K. (2006). “The CSI effect”: Exposing the media myth. Fordham Intellectual Property, Media & Entertainment Law Journal, 16(2), 429–465.
Ricciardi, L., & Demos, M. (Directors). (2015). Making a murderer [TV series]. Synthesis Films; Netflix.
Schweitzer, N. J., & Saks, M. J. (2007). The CSI effect: Popular fiction about forensic science affects the public’s expectations about real forensic science. Jurimetrics, 47(3), 357–364.
Shelton, D. E., Kim, Y. S., & Barak, G. (2006). A study of juror expectations and demands concerning scientific evidence: Does the “CSI effect” exist? Vanderbilt Journal of Entertainment and Technology Law, 9(2), 331–368.
Syed v. State, 236 Md. App. 183 (2018).
Thompson, W. C., & Schumann, E. L. (1987). Interpretation of statistical evidence in criminal trials: The prosecutor’s fallacy and the defense attorney’s fallacy. Law and Human Behavior, 11(3), 167–187.
Toobin, J. (1996). The run of his life: The People v. O. J. Simpson. Random House.
Tyler, T. R. (2006). Viewing CSI and the threshold of guilt: Managing truth and justice in reality and fiction. Yale Law Journal, 115(5), 1050–1085.
The requirement that forensic analysts testify in person imposes costs on laboratories, courts, prosecutors, defense counsel, and defendants. Analysts spend time away from the bench; trials are scheduled around their availability; departures and retirements create gaps that the law does not permit a substitute to fill; and delays in testing can lengthen pretrial detention. At the same time, the institutions affected have developed workarounds that reduce these costs: stipulations, notice-and-demand statutes, remote testimony, workflow redesign, and scheduling practices. This paper identifies where the costs of confrontation fall, examines the relation between confrontation and laboratory backlogs, and assesses each workaround according to what it saves and what it gives up. It argues that workarounds should be evaluated by a single criterion drawn from the earlier papers in this series: whether they reduce foundation load by shortening chains or adding corroboration, or whether they reduce it by removing accountable witnesses without replacing the assurance those witnesses provided. The first kind of workaround lowers cost without lowering protection. The second transfers cost from institutions to defendants.
1. Introduction
White Paper 3 concluded that the purpose line in confrontation doctrine is a targeted safeguard against the risks that arise when evidence is prepared for use against an accused, principally fabrication and contextual bias. A safeguard has a price, and the price of this one is paid in analyst hours, court calendars, and delay.
The dissent in Melendez-Diaz v. Massachusetts predicted that requiring analysts to testify would burden laboratories and courts, particularly in high-volume categories such as drug cases, and that the burden would produce little benefit because analysts rarely remember individual tests.[1] The majority answered that the burden was overstated, that many states already required analyst testimony without disaster, and that defendants often waive the right in practice, particularly where notice-and-demand statutes require them to assert it.[2] Both predictions have partial support. The right has not paralyzed the courts, but it has not been costless either.
This paper does not attempt to settle the empirical dispute with new figures. National data on laboratory workload and backlog are collected periodically, but data isolating the share of analyst time lost to court appearances, or the effect of confrontation on backlog, are limited.[3] The paper instead maps where costs arise, how institutions have responded, and how those responses should be judged.
2. Where the Costs Fall
2.1 Laboratories
The most direct cost falls on laboratories. An analyst summoned to testify must prepare, which may require reviewing case files, bench notes, and instrument data from months or years earlier. The analyst must travel to the courthouse, often in a different county from the laboratory, and frequently waits for hours or days while the trial proceeds on its own schedule. Trials are continued, pleas are entered on the morning of trial, and scheduled testimony is cancelled after the analyst has already traveled. Time spent in these ways is time not spent performing analyses.
The burden is not evenly distributed. Laboratories serving large rural regions face longer travel times. Small laboratories with few analysts in a given discipline lose a larger share of their capacity when one analyst is in court. Pipeline workflows, described in White Paper 1, multiply the burden where courts require more than one participant to appear.
Staffing turnover compounds the problem. When an analyst leaves the laboratory, retires, or is unavailable, Bullcoming forbids a surrogate who neither performed nor observed the test from testifying to its results.[4] Smith v. Arizona further limits the practice of having a substitute expert convey the absent analyst’s findings as the basis for the substitute’s own opinion.[5] In such cases, the laboratory may need to retest the evidence, if any remains, or the prosecution may be unable to present the result. Where the evidence was consumed in the original analysis, as frequently occurs in trace DNA work, retesting is impossible.
2.2 Courts
Courts bear scheduling costs. Trials must be arranged around the availability of analysts who may be summoned to several courts in the same week. Continuances granted for analyst unavailability extend the time cases remain on the docket. Where multiple analysts from a pipeline must appear, the scheduling problem becomes one of coordinating several witnesses from an institution with its own operational demands.
2.3 Prosecutors
Prosecutors bear the cost of securing analyst attendance, preparing analysts to testify, and managing the risk that an unavailable analyst will make a result inadmissible. They may respond by seeking stipulations, by offering more favorable plea terms in cases where the forensic foundation is difficult to lay, or by declining to pursue charges that depend on results whose authors have departed.
2.4 Defense Counsel
Defense counsel bear a different kind of cost. Effective cross-examination of a forensic analyst ordinarily requires familiarity with the discipline, access to the laboratory’s bench notes and validation records, and often the assistance of a defense expert. Appointed counsel carrying heavy caseloads may lack the time or funding for this preparation. The right to confront the analyst is of limited value where counsel cannot use it effectively, and its cost to the defense is the preparation it requires.
2.5 Defendants
Defendants bear the cost of delay. Where laboratory backlogs slow the production of results, and where the scheduling of analyst testimony delays trial, defendants held in pretrial detention remain detained longer. The right to a speedy trial provides some protection, but the balancing test the Supreme Court has adopted weighs the reasons for delay against the prejudice to the defendant and does not set fixed limits.[6] A defendant who insists on confronting an analyst may, in some jurisdictions, lengthen his own detention in doing so.
3. Confrontation and Backlog
Laboratory backlogs are a persistent feature of American forensic practice. National censuses of publicly funded crime laboratories conducted by the Bureau of Justice Statistics have documented large volumes of requests pending at year’s end, and federal grant programs have for many years funded efforts to reduce them, particularly in DNA casework.[7] The accumulation of untested sexual assault kits in several jurisdictions prompted a dedicated federal initiative.[8]
Confrontation is one contributor to backlog, but the evidence does not support treating it as the principal one. The primary drivers of demand identified in federal assessments include the expansion of DNA testing to property crimes and older cases, growth in drug caseloads, the increasing volume of digital evidence, and staffing and equipment shortfalls.[9] Analyst time lost to court appearances competes with bench time, but it operates within a system whose capacity is constrained for many reasons.
The distinction matters for reform. If confrontation were the chief cause of backlog, reducing analyst testimony would substantially reduce delay. If it is one cause among several, reducing analyst testimony may produce modest gains in capacity while giving up the protection that testimony provides. The appropriate response to a backlog driven by demand and staffing is investment in capacity; the appropriate response to the portion driven by testimony is to reduce testimony’s cost without reducing its value. Section 5 examines how that can be done.
4. The Workarounds
Institutions have developed several means of reducing the cost of confrontation. Each is described below, followed by an assessment of what it saves and what it gives up.
4.1 Stipulations
A stipulation is an agreement between the parties that a fact is established. In forensic cases, the defense may stipulate to the identity of a substance, the chain of custody, or the result of a test, dispensing with the testimony that would otherwise be required.
What it saves. A stipulation eliminates the testimony entirely for the stipulated matter. It is the least costly workaround for all institutions.
What it gives up. Nothing, if the stipulation reflects the defense’s informed judgment that the matter is not in dispute. Much, if the stipulation is entered because counsel lacks the time or resources to evaluate the forensic evidence. The value of a stipulation depends on the quality of the defense judgment behind it.
A further consideration applies to the prosecution. The Supreme Court has recognized that the prosecution is generally entitled to prove its case by evidence of its own choice, and that a defense offer to stipulate does not ordinarily require the prosecution to forgo presenting evidence with narrative and persuasive force, although the Court carved out an exception for a defendant’s prior felony status.[10] The prosecution may therefore decline a stipulation where it prefers the jury to hear the analyst.
4.2 Notice-and-Demand Statutes
Notice-and-demand statutes require the prosecution to give notice of its intent to introduce a forensic report without the analyst’s testimony, and require the defense to demand the analyst’s appearance within a set period or forfeit the objection. The Melendez-Diaz majority indicated that statutes of this kind, in their simplest form, are constitutional, because they require only that the defendant assert the right at a reasonable time.[11]
Not all variants are equivalent. Some statutes, rather than requiring the prosecution to produce the analyst upon demand, permitted the defendant to call the analyst as his own witness. After Melendez-Diaz, the Court vacated and remanded a decision upholding such a statute, reflecting the principle that the burden of presenting witnesses against the accused rests on the prosecution.[12]
What it saves. Notice-and-demand statutes eliminate analyst testimony in cases where the defense does not dispute the result, which may be the majority of cases involving routine analyses. They do so without requiring affirmative agreement, because silence operates as waiver.
What it gives up. The protection depends on counsel’s attention. A defense attorney who misses the deadline, or who lacks the time to review the report before it passes, forfeits the right without having made a considered decision. Scholarship examining these statutes has raised concern that they convert a constitutional right into a procedural trap for overburdened counsel.[13]
4.3 Remote Testimony
Remote testimony allows an analyst to testify by video from the laboratory or another location, sparing travel time.
The constitutional status of remote testimony in criminal trials is unsettled. In Maryland v. Craig, the Supreme Court permitted one-way closed-circuit testimony by a child witness upon a case-specific finding that the procedure was necessary to protect the child from trauma.[14] Some courts have read Craig to require a similar finding of necessity before any witness may testify remotely over the defendant’s objection, and have held that convenience or cost does not suffice.[15] In 2002, the Supreme Court declined to transmit to Congress a proposed amendment to the Federal Rules of Criminal Procedure that would have permitted remote testimony in certain circumstances, with a statement by Justice Scalia expressing constitutional concerns.[16] The widespread adoption of video proceedings during the public health emergency of 2020 and 2021 expanded practical experience with remote testimony but did not resolve its constitutional status in contested criminal trials.
What it saves. Travel and waiting time, which may be the largest components of analyst time lost to court.
What it gives up. The analyst remains under oath and subject to cross-examination, so the core of accountability is preserved. What is lost is physical presence, which the Court has treated as a component of confrontation, and the ability of the jury to observe the witness in the courtroom. Where the defendant consents, remote testimony offers considerable savings with little loss. Where the defendant objects, its use is constitutionally doubtful absent a showing of necessity.
4.4 Workflow Redesign
A laboratory may reduce the number of analysts required to testify by redesigning its workflow. One approach assigns a single analyst to perform or directly observe every stage on which the conclusion depends, converting a pipeline into a single-analyst process for purposes of testimony. Another assigns a second analyst to independently review the raw data and reach a conclusion without relying on the first analyst’s interpretation, so that the second analyst can testify to his own independent opinion.
What it saves. Workflow redesign reduces the number of witnesses required per case and reduces the risk that a single departure will render a result inadmissible, since a second qualified analyst with an independent conclusion is available.
What it gives up. The first approach may reduce laboratory efficiency, since division of labor is adopted for throughput. The second approach requires additional analyst time for each case. Neither gives up protection. The second approach adds corroboration in the sense defined in White Paper 2, provided the reviewing analyst works independently and does not merely ratify the first analyst’s conclusion. After Smith, the independence of the second analyst’s conclusion matters: an opinion that depends on the truth of the first analyst’s statements does not escape the Clause.[17]
4.5 Surrogate and Basis Testimony
Before Bullcoming and Smith, a common practice was to present a supervisor or colleague who testified to the results of an absent analyst’s work, either directly or as the basis for the substitute’s own opinion.
What it saved. The practice spared the original analyst’s time and solved the problem of departed analysts.
What it gave up. It presented the defendant with a witness who could not answer for the work at issue. Bullcoming forecloses direct surrogate testimony, and Smith substantially limits basis testimony that conveys the absent analyst’s findings for their truth.[4][5] This workaround is no longer available in its former scope, and its restriction is a principal reason that departures create the problems described in Section 2.1.
4.6 Scheduling Practices
Courts and laboratories can reduce the cost of testimony through scheduling: setting time-certain appearances for analysts, placing analysts on call rather than requiring them to wait at the courthouse, coordinating multiple cases involving the same analyst, and confirming shortly before trial whether the case will proceed.
What it saves. Waiting time and wasted travel, which are costs that produce no benefit to any party.
What it gives up. Nothing of consequence. Scheduling practices reduce the cost of confrontation without affecting its value. Their limits are practical, since trial schedules are inherently uncertain.
4.7 Summary
Workaround
Primary saving
What is given up
Effect on assurance
Stipulation
All testimony on the matter
Nothing, if informed; much, if uninformed
Depends on defense judgment
Notice-and-demand
Testimony in undisputed cases
Rights of inattentive or overburdened counsel
Neutral when used knowingly
Remote testimony
Travel and waiting time
Physical presence
Largely preserved with consent
Workflow redesign
Witnesses per case; departure risk
Laboratory throughput
Preserved or increased
Surrogate and basis testimony
Original analyst’s time
Accountability for the work
Reduced; now largely foreclosed
Scheduling practices
Waiting and wasted travel
Nothing of consequence
Unaffected
5. A Criterion for Evaluating Workarounds
The earlier papers in this series supply a criterion for evaluating the workarounds. White Paper 1 defined foundation load as the testimonial burden a piece of evidence must bear. White Paper 2 distinguished corroboration, which increases assurance, from sequence, which weakens with length. White Paper 3 identified the risks that confrontation of analysts is suited to address.
A workaround may reduce foundation load in one of two ways.
The first is to reduce the cost of each witness or the number of links without reducing assurance. Scheduling practices, remote testimony with consent, and workflow redesign that concentrates analysis in fewer hands or adds independent review all belong here. So do the documentation practices discussed in White Paper 2, such as tamper-evident sealing and hash verification, which allow links in a chain to be established by physical or mathematical means rather than by a procession of custodians. These measures lower the cost of confrontation while preserving, and sometimes improving, what confrontation provides.
The second is to remove accountable witnesses without replacing the assurance they provided. Surrogate testimony was the clearest example, and its restriction by the Supreme Court reflects the judgment that it gave up too much. Notice-and-demand statutes and stipulations can fall into either category depending on whether defense counsel has made an informed decision. When they operate as waivers by default, they belong in the second.
The criterion follows: workarounds of the first kind should be adopted broadly, because they lower cost without lowering protection. Workarounds of the second kind should be used only where a knowing decision by the defense stands behind them, because otherwise they shift the cost of confrontation from the institutions that bear it to the defendant who loses the protection.
6. Defense Leverage
The cost of confrontation creates leverage for the defense. A defense attorney who declines to stipulate, and who demands the appearance of every analyst whose testimony the Clause requires, raises the cost to the prosecution of taking the case to trial. In a system in which the great majority of convictions result from guilty pleas, that cost can influence plea negotiations.[18]
The use of this leverage raises two distinct questions.
The first is whether it is legitimate. The right to confront belongs to the defendant, and insisting on it is not improper merely because it is costly to the prosecution. A defendant who demands the analyst is exercising the right the Constitution confers, and the prosecution’s cost is the cost of the procedure the Constitution requires.
The second is whether the leverage is evenly distributed. It is not. The leverage is most effective where the prosecution’s forensic foundation is most burdensome, which is to say in Class I and Class II cases as defined in White Paper 1. It is least effective in Class V cases, where the records enter on certification and only the expert must testify. It is also most available to defendants whose counsel have the time and resources to assert it credibly. The leverage the right confers therefore varies with the type of evidence and the quality of representation, neither of which bears on the defendant’s guilt or innocence.
Neither observation argues for curtailing the right. Both argue for recognizing that its practical effect depends on institutional conditions, including defense funding and laboratory practice, that lie outside the doctrine itself.
7. The Distribution of Cost
The costs of confrontation are not borne uniformly across jurisdictions.
Rural jurisdictions served by distant laboratories pay more per appearance in travel time. Small laboratories lose more capacity per analyst absence. Jurisdictions with high analyst turnover face more departures and, after Bullcoming and Smith, more cases in which results cannot be presented without retesting. Jurisdictions with underfunded public defense produce more default waivers under notice-and-demand statutes and fewer informed stipulations.
These patterns suggest that the cost of confrontation is in large part a function of institutional capacity. Well-resourced laboratories with stable staff, courts with effective scheduling practices, and funded defense systems can absorb the cost of confrontation with less strain. Jurisdictions lacking these conditions experience the right as more burdensome and are more likely to rely on workarounds of the second kind.
8. Implications
Several implications follow for the institutions involved. They are stated here in general form and developed as recommendations in White Paper 6.
For laboratories, the most effective measures are those that reduce the number of analysts per result and the consequences of departure: concentrating critical stages in a single analyst where throughput permits, adopting independent technical review that can support a second analyst’s testimony, and preserving portions of evidence for retesting where the sample permits.
For courts, the most effective measures are scheduling practices that reduce waiting and wasted travel, and clear rules on remote testimony that permit it with the defendant’s consent and specify the showing required over objection.
For legislatures, the most effective measures are notice-and-demand statutes that give defense counsel adequate time to evaluate reports before the demand deadline, together with funding for defense access to forensic expertise so that decisions to stipulate or waive are informed.
For all three, the relevant question in evaluating any proposed change is the one posed in Section 5: whether it reduces the cost of assurance or reduces assurance itself.
9. Limitations
This paper relies on the structure of the doctrine and on the general findings of federal assessments rather than on original data about analyst time or the causes of backlog. National data do not isolate the share of analyst time spent in court or the effect of confrontation on backlog, and the paper’s claims about the relative contribution of confrontation to backlog are accordingly qualified. State practice varies widely in notice-and-demand procedures, remote testimony rules, and laboratory organization, and the paper’s generalizations will not hold equally in every jurisdiction. The assessment of workarounds assumes good-faith use by all parties; strategic misuse by either side could alter the balance described.
10. Conclusion
Confrontation of forensic analysts is costly. The cost falls on laboratories in lost bench time and departure risk, on courts in scheduling difficulty, on prosecutors in preparation and in the occasional loss of evidence, on defense counsel in the preparation effective cross-examination requires, and on defendants in delay. The Melendez-Diaz dissent was correct that the cost is real. The majority was correct that it is manageable and that much of it can be reduced.
The workarounds institutions have adopted differ in what they give up. Some lower the cost of each witness or shorten the chain without diminishing the assurance confrontation provides. Others remove accountable witnesses and replace them with nothing. The distinction corresponds to the one drawn throughout this series between reducing the length of a sequence and reducing the protection at each of its links. Institutions seeking to lower the cost of confrontation should pursue the first kind of measure and resist the second. The following paper turns from the institutions that bear the cost of foundation testimony to the public that rarely sees it.
Notes
[1] Melendez-Diaz v. Massachusetts (2009) (Kennedy, J., dissenting).
[2] Melendez-Diaz v. Massachusetts (2009), pp. 325–328.
[3] The Bureau of Justice Statistics census of publicly funded crime laboratories reports workload, backlog, and staffing but does not isolate time spent on court testimony. See Durose, Burch, Walsh, and Tiry (2016).
[4] Bullcoming v. New Mexico (2011), p. 652.
[5] Smith v. Arizona (2024).
[6] Barker v. Wingo (1972) established the balancing test, weighing the length of delay, the reason for delay, the defendant’s assertion of the right, and prejudice to the defendant.
[7] Durose et al. (2016). Federal programs directed at backlog reduction include the DNA Capacity Enhancement and Backlog Reduction Program and the Paul Coverdell Forensic Science Improvement Grants Program, both administered through the Department of Justice.
[8] The Bureau of Justice Assistance established the Sexual Assault Kit Initiative in 2015 to support jurisdictions in inventorying, testing, and investigating previously unsubmitted kits.
[9] National Institute of Justice (2019).
[10] Old Chief v. United States (1997), pp. 186–189 (general rule), 190–192 (exception for felon status).
[11] Melendez-Diaz v. Massachusetts (2009), pp. 326–327.
[12] Briscoe v. Virginia (2010) (per curiam).
[13] Metzger (2006).
[14] Maryland v. Craig (1990), pp. 855–857. See also Coy v. Iowa (1988), on the face-to-face component of confrontation.
[15] United States v. Yates (2006) (en banc) (rejecting two-way video testimony of prosecution witnesses located abroad absent a case-specific finding of necessity).
[16] Order of the Supreme Court transmitting amendments to the Federal Rules of Criminal Procedure (2002) (statement of Scalia, J.).
[17] Smith v. Arizona (2024).
[18] Missouri v. Frye (2012), p. 143, noted that approximately 97 percent of federal convictions and 94 percent of state convictions result from guilty pleas.
References
Barker v. Wingo, 407 U.S. 514 (1972).
Briscoe v. Virginia, 559 U.S. 565 (2010).
Bullcoming v. New Mexico, 564 U.S. 647 (2011).
Coy v. Iowa, 487 U.S. 1012 (1988).
Durose, M. R., Burch, A. M., Walsh, K., & Tiry, E. (2016). Publicly funded forensic crime laboratories: Resources and services, 2014 (NCJ 250151). U.S. Department of Justice, Bureau of Justice Statistics.
Maryland v. Craig, 497 U.S. 836 (1990).
Melendez-Diaz v. Massachusetts, 557 U.S. 305 (2009).
Metzger, P. R. (2006). Cheating the Constitution. Vanderbilt Law Review, 59(2), 475–538.
Missouri v. Frye, 566 U.S. 134 (2012).
National Institute of Justice. (2019). Report to Congress: Needs assessment of forensic laboratories and medical examiner/coroner offices. U.S. Department of Justice.
Old Chief v. United States, 519 U.S. 172 (1997).
Order of the Supreme Court, 207 F.R.D. 89 (2002).
Smith v. Arizona, 602 U.S. 779 (2024).
United States v. Yates, 438 F.3d 1307 (11th Cir. 2006) (en banc).
Under current Confrontation Clause doctrine, whether a forensic analyst must testify depends on whether the analyst’s report is testimonial, and whether a report is testimonial depends chiefly on the purpose for which it was made. A laboratory report prepared for a prosecution requires its author; a business record kept for commercial purposes does not. The Supreme Court adopted this line after expressly rejecting reliability as the test for confrontation. This paper asks whether the purpose line nonetheless tracks real differences in reliability between the two classes of evidence. It identifies seven kinds of risk that can corrupt a forensic or documentary result and assesses, for each, whether the purpose line directs confrontation toward it. It concludes that the line tracks one family of risks well: those arising from the adversarial orientation of evidence prepared for litigation, including fabrication and contextual bias. It tracks others poorly or not at all, including instrument error, clerical error, systemic institutional failure, and interpretive overreach in records-based expertise. The purpose line is therefore best understood not as a proxy for reliability in general but as a targeted safeguard against a particular danger, and its gaps must be addressed by other means.
1. Introduction
White Paper 1 identified testimonial status as the axis that does the most work in determining foundation load. Physical evidence accompanied by no testimonial report may enter through a single witness who recognizes it; a record prepared for prosecution requires its author. White Paper 2 showed that the witnesses produced by this requirement frequently form a sequence rather than a corroborating group.
This paper examines the testimonial line itself. The question it poses is narrow but consequential. The Supreme Court has said that the Confrontation Clause is a procedural guarantee, not a reliability rule, and that the constitutional question does not turn on whether a statement is trustworthy.[1] Yet the practical effect of the line is to require live testimony for one broad class of evidence and to dispense with it for another. If the two classes differ in reliability in ways the line captures, the doctrine achieves in practice what it disclaims in principle. If they do not, the line imposes costs on one class of evidence while leaving comparable risks in the other unexamined.
The paper does not argue that the Court’s reading of the Sixth Amendment is historically correct or incorrect. That question belongs to constitutional scholarship and is treated in the monograph. The inquiry here is functional: given the line as drawn, what does it protect against, and what does it miss?
2. From Reliability to Purpose
2.1 The Roberts Framework
For roughly a quarter century before 2004, confrontation doctrine was organized around reliability. Under Ohio v. Roberts, hearsay from an unavailable declarant could be admitted against a criminal defendant if it bore adequate indicia of reliability, which could be inferred where the statement fell within a firmly rooted hearsay exception or shown by particularized guarantees of trustworthiness.[2] Business records and official records, as long-established exceptions, generally satisfied the test. So did many forensic reports, which courts admitted as business or public records.
2.2 The Crawford Turn
Crawford v. Washington abandoned this framework. The Court held that the Clause guarantees a particular method of testing evidence, cross-examination, rather than a particular outcome, reliability, and that allowing judges to dispense with confrontation upon finding a statement reliable substitutes judicial assessment for the procedure the Constitution requires.[3] The Court identified testimonial statements as the core concern of the Clause and left the precise boundaries of that category to later cases.
2.3 The Primary Purpose Test
Subsequent decisions made purpose the organizing principle. Davis v. Washington held that statements to police are testimonial when the circumstances objectively indicate that their primary purpose is to establish or prove past events potentially relevant to later criminal prosecution, rather than to meet an ongoing emergency.[4] Michigan v. Bryant elaborated the inquiry, and Ohio v. Clark applied it to statements made to persons other than law enforcement.[5]
In the forensic context, Melendez-Diaz v. Massachusetts held that certificates of analysis prepared for use at trial were testimonial.[6] The majority distinguished business and public records on the ground that they are created for the administration of an entity’s affairs rather than for the purpose of establishing or proving some fact at trial.[7] Bullcoming v. New Mexico extended the holding to an unsworn but formal blood alcohol report and rejected surrogate testimony.[8] Williams v. Illinois fractured over a DNA profile produced by an outside laboratory, the plurality asking whether the report targeted an accused individual and Justice Thomas asking whether it bore sufficient formality.[9] Smith v. Arizona held that an absent analyst’s statements conveyed by a substitute expert as the basis for the expert’s opinion are offered for their truth, leaving their testimonial status to be determined under the purpose inquiry.[10]
The result is a line that turns on why a statement was made. The line does not ask whether the statement is accurate.
3. The Line as It Falls
Applied to the evidence types classified in White Paper 1, the purpose line produces a clear, if imperfect, division.
On the testimonial side fall laboratory reports prepared at the request of police or prosecutors: drug chemistry certificates, toxicology reports, DNA reports, and pattern evidence reports. Their authors must ordinarily testify, subject to waiver, stipulation, and notice-and-demand procedures.
On the nontestimonial side fall business records such as telephone carrier call detail records, bank statements, and commercial transaction logs, along with many official records kept in the ordinary course. These may be admitted on certification without a live custodian.[11]
A third category has been treated by several lower courts as falling outside the Clause altogether: raw data generated by machines. Courts have held that the printed output of an instrument, such as a gas chromatograph, or automatically generated telephone records are not statements of a person and therefore cannot be testimonial.[12] Under this reasoning, the interpretive statement of the analyst who reads the output is testimonial, but the output itself is not.
In the middle lie autopsy reports and sexual assault examination records, whose purpose is mixed and whose status remains unsettled.
4. A Precedent Within Evidence Law
Before asking whether purpose tracks reliability, it is worth observing that the law of hearsay had already drawn a similar line, and had drawn it on reliability grounds.
In Palmer v. Hoffman, decided in 1943, the Supreme Court held that an accident report prepared by a railroad engineer was not admissible as a business record, because it was prepared not for the systematic conduct of the business but with an eye to litigation.[13] The reasoning was explicitly about trustworthiness. The premise of the business records exception is that an enterprise relies on its routine records and therefore has an incentive to keep them accurate. A document prepared in anticipation of litigation lacks that incentive and may reflect the preparer’s interest in the outcome.
The Federal Rules of Evidence carry forward the same concern. Rule 803(6) permits exclusion of a business record where the opponent shows that its source or the circumstances of its preparation indicate a lack of trustworthiness.[14] Rule 803(8) excludes from the public records exception, in criminal cases, matters observed by law enforcement personnel.[15] In United States v. Oates, the Second Circuit read that limitation to bar the use of a government chemist’s report against a criminal defendant, reasoning that the drafters did not intend adversarial law enforcement reports to substitute for live testimony.[16]
Hearsay law, then, had long treated preparation for litigation as a reliability concern. The purpose line in confrontation doctrine, whatever its constitutional grounding, draws on the same intuition: that a statement made to be used against someone is more likely to be shaped by that use than a statement made for an unrelated purpose.
5. Seven Risks
To assess whether the purpose line tracks reliability, it is necessary to specify what reliability failures look like. The following seven risks account for most of the ways a forensic or documentary result can be wrong.
Fabrication. The result is invented, as when an analyst reports tests never performed.
Contextual bias. The result is influenced by knowledge of the investigative hypothesis, such as information that police suspect a particular person.
Incompetence. The result is wrong because the person producing it lacks the skill or training to produce it correctly.
Instrument error. The result is wrong because the equipment or software malfunctioned or was improperly calibrated.
Clerical error. The result is wrong because of mislabeling, transcription error, or data entry mistakes.
Systemic institutional error. The result is wrong because the institution’s methods, software, or procedures are flawed in ways that affect many results.
Interpretive overreach. The underlying data is accurate, but the conclusion drawn from it claims more than the data support.
6. Where the Line Tracks Reliability
6.1 Fabrication
The purpose line is well aimed at fabrication. An analyst who knows that a report will be used in prosecution, and who works in close relation to the agency that requested it, may face pressures toward particular results that a clerk recording routine commercial transactions does not. The history of forensic laboratories includes cases of fabrication on a large scale. The West Virginia Supreme Court of Appeals, after an investigation of the state police serology division, concluded that the testimony of a former serologist should be regarded as invalid in the cases he had handled, owing to a pattern of misconduct including false reporting.[17] In Massachusetts, a state chemist’s admitted falsification of drug analyses led the Supreme Judicial Court to order a process that resulted in the dismissal of more than twenty thousand drug convictions.[18]
Cross-examination is not a reliable method of detecting a skilled fabricator in a single case. But the requirement that an analyst appear, swear, and answer personally for a result raises the cost of fabrication and creates a record against which later discovery of misconduct can be measured. The Melendez-Diaz majority relied on precisely this reasoning, observing that confrontation is designed to weed out the fraudulent analyst as well as the incompetent one.[19]
Business records are not immune to fabrication, but routine records ordinarily lack a motive tied to a particular prosecution. Where they are fabricated, the motive is usually commercial or personal and unrelated to the defendant.
6.2 Contextual Bias
The purpose line also tracks contextual bias. Research on forensic decision-making has shown that examiners exposed to case information, such as a suspect’s confession or the investigator’s theory, can reach different conclusions from the same evidence than examiners who lack that information.[20] The risk arises from the adversarial orientation of the work. A report prepared for a prosecution is, by definition, prepared in a context in which such information may be present. A bank’s record of a deposit is not.
The National Research Council’s 2009 report addressed this concern structurally, recommending that forensic laboratories be removed from the administrative control of law enforcement agencies.[21] The purpose line addresses it procedurally, by allowing the defense to question the analyst about what the analyst knew when forming the conclusion.
Taken together, fabrication and contextual bias constitute what this paper calls the adversarial-orientation risk: the risk that a statement made for use against someone will be shaped by that use. The purpose line is a close fit for this risk.
7. Where the Line Does Not Track Reliability
7.1 Incompetence
Incompetence can occur on either side of the line. A laboratory analyst may be poorly trained; so may the employee who configured a carrier’s database or entered transactions into a bank’s ledger. The purpose line requires confrontation of the analyst but not of the database administrator. Its fit with this risk is partial: it reaches incompetence in testimonial reports but not in records.
Studies of wrongful convictions have documented the scale of the problem on the testimonial side. A review of trial transcripts in cases of persons later exonerated by DNA evidence found invalid forensic testimony in a majority of the cases examined, much of it involving overstatement of the significance of results rather than outright fabrication.[22] The finding shows both that confrontation has not been sufficient to prevent incompetent or overstated testimony and that the risk is real where confrontation applies.
7.2 Instrument Error
Instrument error is poorly tracked. Under the machine-output cases, the raw data an instrument produces is not a statement and falls outside the Clause.[23] The analyst who interprets it must testify, but the analyst may be no better placed than anyone else to know whether the instrument was functioning correctly, and cross-examination of the analyst may reveal little. Instrument error is addressed, where it is addressed, by calibration records, maintenance logs, and accreditation requirements, none of which the purpose line reaches directly.
Records-based evidence depends on instruments as well. Carrier data is generated by network equipment and software. Financial records are generated by transaction systems. Errors in these systems are not confronted at all, and the records are admitted on certification.
7.3 Clerical Error
Clerical error, such as a mislabeled sample or a transposed digit, is among the most common failures in both classes of evidence. The purpose line reaches it only where the clerical act is part of a testimonial report. A labeling error at a laboratory intake desk may be explored through the chain of custody witnesses discussed in White Paper 2. A labeling error in a carrier’s cell site list, identifying a tower by the wrong location, is not confronted, although it may be decisive in a location case.
7.4 Systemic Institutional Error
Systemic error is the least well tracked. A flaw in a laboratory’s validation of a method, or in the software used to interpret mixtures, affects every result the laboratory produces with it. Confrontation of the analyst in one case may not reveal it, because the analyst may be unaware of it. Systemic errors in institutional records, such as a carrier’s misconfiguration of tower data, affect every case in which the records are used and are not confronted at all.
Because such errors are institutional rather than individual, the individual accountability that confrontation provides is poorly suited to detecting them. They are detected, when they are detected, through audits, proficiency testing, disclosure obligations, and investigations prompted by anomalies across many cases.
7.5 Interpretive Overreach
Interpretive overreach presents a special case. In Class V evidence, as White Paper 1 described, the foundation is light but the analysis is heavy. The records enter on certification, but the expert who interprets them must testify as a live witness, subject to cross-examination and to the reliability requirements of Rule 702.[24] Confrontation therefore reaches the interpretive stage of records-based evidence even though it does not reach the records.
The same holds for forensic evidence: the analyst who draws a conclusion testifies. The risk of overreach is tracked on both sides, but not by the purpose line. It is tracked because interpretive testimony is live expert testimony regardless of the status of the underlying data.
8. Summary of the Fit
The following table summarizes whether the purpose line directs confrontation toward each risk.
Risk
Testimonial reports
Nontestimonial records
Fit of purpose line
Fabrication
Confronted
Not confronted; motive usually absent
Good
Contextual bias
Confronted
Not confronted; context usually absent
Good
Incompetence
Confronted
Not confronted
Partial
Instrument error
Analyst confronted; instrument not
Not confronted
Poor
Clerical error
Confronted where in report
Not confronted
Poor
Systemic error
Individual confronted; system not
Not confronted
Poor
Interpretive overreach
Confronted through analyst
Confronted through expert
Tracked, but not by the purpose line
The pattern is consistent. The purpose line fits the risks that arise from preparing a statement for use against an accused. It does not fit the risks that arise from machines, clerical routine, or institutional design, which are distributed across both sides of the line without regard to purpose.
9. Complications
9.1 Records Produced for Prosecution From Data Not Produced for It
A carrier’s records custodian may compile, at the request of law enforcement, a report of a particular subscriber’s calls and the towers they used. The underlying data was generated for business purposes. The compilation was generated for the prosecution. Courts have generally treated such compilations as business records, on the ground that the data is what matters and the compilation merely retrieves it.[25] But the act of retrieval, including the choice of query, the date range, and the matching of tower identifiers to locations, is performed for litigation and is susceptible to the same clerical and interpretive errors as any other act. The purpose line, applied to the underlying data, can conceal a purpose-driven act of selection.
9.2 The Pipeline Problem
Where a testimonial result is produced by a pipeline, confrontation of one analyst leaves the others unconfronted. Under Melendez-Diaz, not every participant need appear, and under Bullcoming, a surrogate who did not perform or observe the test is insufficient.[26] The analyst who does appear may be able to speak only to his own stage. As White Paper 2 showed, a pipeline is a sequence, and confrontation of one link does not confirm the others. The purpose line identifies the report as testimonial but does not determine which of its many contributors the defendant has a right to confront.
9.3 The Mixed-Purpose Document
Autopsy reports and sexual assault examination records serve both medical and forensic purposes. A purpose test must decide which purpose is primary, and courts applying the same test to similar documents have reached different results. The indeterminacy is not a defect peculiar to these documents. It reflects the fact that purpose, unlike physical nature, is a matter of degree and of perspective.
9.4 Reliability’s Return
Michigan v. Bryant acknowledged that the standard rules of hearsay, designed to identify reliable statements, may be relevant to the primary purpose inquiry.[27] The observation suggests that reliability, expelled from confrontation doctrine as a test, has returned as a consideration. To the extent that purpose is assessed partly by asking whether a statement bears the marks of reliability that the hearsay exceptions recognize, the two inquiries are not fully separable.
10. What Confrontation Accomplishes for Forensic Evidence
The value of the purpose line depends in part on what cross-examination of an analyst actually accomplishes. The Melendez-Diaz dissent argued that analysts are not conventional witnesses, that they typically have no memory of a particular test among thousands, and that their appearance adds cost without adding much scrutiny.[28] The majority responded that confrontation deters fraud, exposes incompetence, and permits inquiry into methodology.[29]
Both positions contain truth. An analyst who performs hundreds of routine tests may indeed recall nothing about a given one, and cross-examination may be limited to confirming the laboratory’s general procedures. At the same time, the requirement of appearance makes the analyst personally accountable, permits questioning about the information the analyst received, and exposes the analyst’s qualifications and error history. Scholarship has also observed that defendants frequently decline to demand the analyst’s appearance, whether from strategy, cost, or inattention, so that the right operates more as a background constraint than as a routine practice.[30]
The accountability confrontation provides is personal. It is well suited to risks that arise from persons, such as fabrication, bias, and individual incompetence, and poorly suited to risks that arise from systems. This is consistent with the pattern in Section 8.
11. Implications
11.1 The Purpose Line as a Targeted Safeguard
The analysis suggests that the purpose line is best understood not as a crude proxy for reliability but as a targeted safeguard against adversarial-orientation risk. On that understanding, the line is neither arbitrary nor comprehensive. It addresses one family of dangers well and leaves others to be addressed elsewhere.
11.2 The Remaining Risks Require Other Instruments
Instrument error, clerical error, and systemic institutional error require instruments other than confrontation: laboratory accreditation, proficiency testing, audit trails, validation studies, disclosure of error rates and corrective action reports, and, for records-based evidence, the opportunity to test the underlying data. The trustworthiness clause of Rule 803(6) provides a limited vehicle for challenging business records, but it places the burden on the opponent, who may lack access to the information needed to meet it.[31] White Paper 6 proposes measures directed at these gaps.
11.3 A Return to Roberts Is Not the Answer
It does not follow from the poor fit of the purpose line with some risks that confrontation should return to a reliability test. The Roberts framework was abandoned in part because judicial assessments of reliability proved inconsistent and because they allowed courts to admit statements on the strength of the very features, such as apparent official regularity, that fabrication and bias exploit.[32] A reliability test would likely have admitted the reports of the analysts described in Section 6.1 without scrutiny. The purpose line, whatever its limits, would have required those analysts to answer personally.
11.4 The Asymmetry Should Be Visible
The practical consequence of the line is an asymmetry in scrutiny. Evidence prepared for prosecution is examined through a procession of witnesses. Evidence drawn from institutional records may enter on paper. Jurors, trial observers, and policymakers are likely to infer that the first class of evidence is more thoroughly tested and the second less trustworthy, or else that the first is more reliable because it is more thoroughly tested. Neither inference follows. The procession reflects the purpose for which the evidence was made, not a measure of how likely it is to be wrong.
12. Limitations
This paper assesses the fit of the purpose line with reliability risks qualitatively. Comparative data on error rates in forensic reports and institutional records are scarce, and the paper does not attempt to quantify how often each risk materializes. It relies on federal doctrine and on the Supreme Court’s decisions; state constitutions and evidence codes may draw the line differently. It does not address the historical question of whether the Framers understood the Clause to reach forensic reports. And its seven-part taxonomy of risk, while intended to be comprehensive for present purposes, is not the only possible division.
13. Conclusion
The Supreme Court adopted the purpose line after rejecting reliability as the measure of confrontation. The line nevertheless has a relation to reliability: it tracks closely the risks that arise when a statement is made for use against an accused, principally fabrication and contextual bias, and it draws on a concern that evidence law had already expressed in excluding litigation-oriented documents from the business records exception. It does not track the risks that arise from instruments, clerical routine, or institutional systems, which afflict testimonial reports and nontestimonial records alike. Nor does it determine which contributors to a pipeline result must appear, a gap that leaves the sequence problem described in White Paper 2 largely untouched.
The line is therefore a partial answer to the question of whom the law should trust and on what terms. It answers that persons working for the prosecution must answer personally for what they say. It does not answer how the law should examine the machines and systems on which both prosecution and commerce rely. The following paper considers what the answer the line does give costs the institutions that must live with it.
Notes
[1] Crawford v. Washington (2004), pp. 61–62.
[2] Ohio v. Roberts (1980), p. 66.
[3] Crawford v. Washington (2004), pp. 61–62, 68–69. The Court described the Clause as commanding that reliability be assessed in a particular manner, by testing in the crucible of cross-examination.
[4] Davis v. Washington (2006), p. 822.
[5] Michigan v. Bryant (2011); Ohio v. Clark (2015).
[6] Melendez-Diaz v. Massachusetts (2009), pp. 310–311.
[7] Melendez-Diaz v. Massachusetts (2009), p. 324.
[8] Bullcoming v. New Mexico (2011).
[9] Williams v. Illinois (2012) (plurality opinion); id. (Thomas, J., concurring in the judgment).
[10] Smith v. Arizona (2024).
[11] Fed. R. Evid. 803(6), 902(11).
[12] United States v. Washington (2007) (raw data generated by laboratory instruments not statements of the technicians); United States v. Lamons (2008) (automatically generated telephone billing data not statements of a person).
[13] Palmer v. Hoffman (1943).
[14] Fed. R. Evid. 803(6)(E). The 2014 amendment clarified that the opponent bears the burden of showing untrustworthiness.
[15] Fed. R. Evid. 803(8)(A)(ii).
[16] United States v. Oates (1977).
[17] In re Investigation of the West Virginia State Police Crime Laboratory, Serology Division (1993).
[18] Bridgeman v. District Attorney for the Suffolk District (2017) established the protocol under which the affected cases were identified and dismissed.
[19] Melendez-Diaz v. Massachusetts (2009), pp. 318–319. The majority cited the National Research Council’s report, released that year, on the state of forensic science.
[20] Kassin, Dror, and Kukucka (2013); Dror and Hampikian (2011).
[21] National Research Council (2009), Recommendation 4.
[22] Garrett and Neufeld (2009).
[23] See note 12. Mnookin (2007) discusses the difficulty of applying testimonial doctrine to expert and instrument-based evidence.
[24] Fed. R. Evid. 702.
[25] The general treatment is discussed in Mosteller (2020). Courts have varied in how they analyze compilations prepared in response to subpoenas, and the monograph’s Chapter 8 surveys the division.
[26] Melendez-Diaz v. Massachusetts (2009), p. 311 n.1; Bullcoming v. New Mexico (2011), p. 652.
[27] Michigan v. Bryant (2011), pp. 358–359.
[28] Melendez-Diaz v. Massachusetts (2009) (Kennedy, J., dissenting).
[29] Melendez-Diaz v. Massachusetts (2009), pp. 318–321.
[30] Metzger (2006) examines notice-and-demand statutes and the conditions under which defendants waive confrontation of forensic analysts.
[31] Fed. R. Evid. 803(6)(E).
[32] Crawford v. Washington (2004), pp. 62–65, collected inconsistent lower-court applications of the Roberts test. Friedman (1998) argued, before Crawford, for a testimonial approach grounded in the procedural character of the right rather than in reliability.
References
Bridgeman v. District Attorney for the Suffolk District, 476 Mass. 298 (2017).
Bullcoming v. New Mexico, 564 U.S. 647 (2011).
Crawford v. Washington, 541 U.S. 36 (2004).
Davis v. Washington, 547 U.S. 813 (2006).
Dror, I. E., & Hampikian, G. (2011). Subjectivity and bias in forensic DNA mixture interpretation. Science & Justice, 51(4), 204–208.
Fed. R. Evid. 702.
Fed. R. Evid. 803.
Fed. R. Evid. 902.
Friedman, R. D. (1998). Confrontation: The search for basic principles. Georgetown Law Journal, 86(4), 1011–1043.
Garrett, B. L., & Neufeld, P. J. (2009). Invalid forensic science testimony and wrongful convictions. Virginia Law Review, 95(1), 1–97.
In re Investigation of the West Virginia State Police Crime Laboratory, Serology Division, 190 W. Va. 321, 438 S.E.2d 501 (1993).
Kassin, S. M., Dror, I. E., & Kukucka, J. (2013). The forensic confirmation bias: Problems, perspectives, and proposed solutions. Journal of Applied Research in Memory and Cognition, 2(1), 42–52.
Melendez-Diaz v. Massachusetts, 557 U.S. 305 (2009).
Metzger, P. R. (2006). Cheating the Constitution. Vanderbilt Law Review, 59(2), 475–538.
Michigan v. Bryant, 562 U.S. 344 (2011).
Mnookin, J. L. (2007). Expert evidence and the Confrontation Clause after Crawford v. Washington. Journal of Law and Policy, 15(2), 791–?.
Mosteller, R. P. (Ed.). (2020). McCormick on evidence (8th ed.). West Academic.
National Research Council. (2009). Strengthening forensic science in the United States: A path forward. National Academies Press.
Ohio v. Clark, 576 U.S. 237 (2015).
Ohio v. Roberts, 448 U.S. 56 (1980).
Palmer v. Hoffman, 318 U.S. 109 (1943).
Smith v. Arizona, 602 U.S. 779 (2024).
United States v. Lamons, 532 F.3d 1251 (11th Cir. 2008).
United States v. Oates, 560 F.2d 45 (2d Cir. 1977).
United States v. Washington, 498 F.3d 225 (4th Cir. 2007).
A long witness list suggests to jurors and observers that a fact has been confirmed many times over. That suggestion is often mistaken. This paper distinguishes two structures in which multiple witnesses appear at trial. In corroboration, several witnesses attest to the same matter, each capable of confirming or contradicting the others, and their agreement increases assurance. In sequence, single witnesses attest to successive links in a chain, each speaking only to his own link, and the addition of links decreases the overall assurance of the chain even as it lengthens the witness list. The paper sets out the conditions that genuine corroboration requires, shows by simple arithmetic why sequence weakens with length, identifies common forms of apparent corroboration that fail those conditions, and describes practices that introduce true corroboration within a chain. It applies the distinction to five composite case examples and concludes with implications for courts, laboratories, attorneys, and jurors.
1. Introduction
White Paper 1 classified evidence by its foundation load, the number of persons whose testimony or certification is required before a result can be presented. It observed that the heaviest loads arise where physical evidence, testimonial reports, and divided laboratory workflows coincide, as in DNA typing, and that the resulting procession of witnesses consists largely of persons who each speak to a single stage.
This paper takes up the question that such a procession invites. Does the appearance of many witnesses mean that the fact they support has been established with correspondingly greater certainty? The intuitive answer is yes. Ordinary experience teaches that a report confirmed by several people deserves more confidence than one resting on a single account. The law has long reflected that experience, requiring more than one witness for certain grave findings.[1]
The intuition holds only when the witnesses speak to the same thing. When they speak to different things arranged in a series, the arithmetic reverses. This paper names the two structures, states the conditions that separate them, and examines how the difference is obscured in practice.
2. Two Structures of Multiple Testimony
2.1 Corroboration
Corroboration is attestation by more than one witness to the same matter. For the purposes of this series, genuine corroboration requires three conditions.
The first is identity of subject. The witnesses must attest to the same event, act, or fact, not to adjacent or related ones. Two witnesses who each saw a different stage of a transaction have not corroborated one another as to either stage.
The second is independence of source. Each witness’s account must rest on his own perception or his own analysis, not on a common source shared with the other witnesses. Two witnesses who both read the same log entry have not independently observed the event it records.
The third is capacity for contradiction. Each witness must be in a position to have disagreed with the others had the facts been different. A second examiner who knows the first examiner’s conclusion before beginning, and whose role is understood as confirmation, is less able to contradict than one who examines the evidence without that knowledge.
When all three conditions are met, agreement among witnesses is informative in a way a single witness’s account cannot be. Each witness serves as a check on the others, and a false or mistaken account must survive comparison with an independent one.
2.2 Sequence
Sequence is attestation by single witnesses to successive links in a chain. The collecting officer testifies to collection, the property clerk to storage, the courier to transport, the laboratory intake technician to receipt, and each analyst to his own stage of processing. Each is ordinarily the only witness to his link.
The witnesses in a sequence do not check one another. The courier cannot confirm what the property clerk did in the property room, and the analyst performing amplification cannot confirm the quality of the extraction that preceded it except insofar as its output appears regular. The chain as a whole is established only if every link is established, and each link rests on one person’s account.
The analytical vocabulary of evidence scholarship has a term for inferences of this form. Chains of reasoning in which each step depends on the one before have been called cascaded or catenate inferences, and their treatment in the probabilistic literature on evidence makes clear that the strength of the conclusion at the end of such a chain cannot exceed, and ordinarily falls below, the strength of its weakest step.[2]
3. The Arithmetic of the Two Structures
A simplified model illustrates why the two structures behave differently. The figures below are illustrative, not empirical.
3.1 Sequence Weakens With Length
Suppose each link in a chain of custody and analysis is established with a reliability of 0.99, meaning that there is a one percent chance that the link failed in some way bearing on the result, through mislabeling, substitution, contamination, or an undetected procedural error. If the links fail independently, the probability that every link held is the product of their reliabilities.
Number of links
Probability all links held
1
0.990
5
0.951
10
0.904
15
0.860
20
0.818
Each added link lengthens the witness list by one person and lowers the probability that the chain is sound. A chain of twenty highly reliable links is considerably less certain than any one of them. The procession that appears to fortify the result is, in this respect, the measure of how many opportunities for failure it contains.
Two qualifications are necessary. First, not every failure affects the result; a mislabeled box that is corrected before analysis does no harm. Second, the failure probabilities of real links are neither known nor uniform. The point of the model is structural: in a sequence, adding links cannot raise the certainty of the whole and ordinarily lowers it.
3.2 Corroboration Strengthens With Number
Suppose instead that two witnesses independently attest to the same matter, and each has a ten percent chance of being mistaken. If their errors are independent, the chance that both are mistaken is one percent, and the chance that both are mistaken in the same direction, so that their accounts agree on a falsehood, is lower still. A third independent witness reduces the figure further.
The arithmetic depends entirely on independence. If the two witnesses share a common source of error, such as the same faulty record or the same suggestive prompt, their errors are correlated, and their agreement adds little beyond what one of them provides. This is why the independence condition in Section 2.1 is not a formality. It is the condition on which the entire value of corroboration rests.[3]
3.3 The Asymmetry
The two structures thus move in opposite directions as witnesses are added. Corroboration grows more certain as independent witnesses to one matter are added. Sequence grows less certain as single witnesses to additional matters are added. A trial observer who counts witnesses without asking which structure they form will systematically overestimate the assurance that sequence provides.
4. The Legal Tradition’s Recognition of the Difference
The distinction is not new. Where the law has required multiple witnesses as a condition of a finding, it has ordinarily specified that they attest to the same matter.
The Constitution provides that no person shall be convicted of treason except on the testimony of two witnesses to the same overt act, or on confession in open court.[4] The Supreme Court has emphasized that the requirement attaches to the overt act itself and that each element of the act must be supported by the testimony of two witnesses.[5] Two witnesses to different overt acts do not satisfy it.
The traditional rule for perjury similarly requires that falsity be proved by more than the uncorroborated oath of one witness, a rule the Court upheld in Weiler v. United States on the reasoning that one oath should not suffice to convict on the basis of another.[6]
The Hebrew Scriptures, from which the Anglo-American tradition drew much of its thinking about witness requirements, state the principle in terms of a single matter: at the mouth of two or three witnesses shall the matter be established.[7] The companion biblical volume in this suite treats that standard at length.
By contrast, the law of chain of custody treats the chain as a sequence and does not require corroboration of its links. Courts generally hold that the chain need not be perfect, that gaps ordinarily go to the weight rather than the admissibility of the evidence, and that the prosecution need not call every person who handled an item.[8] Some courts apply a presumption that official custodians handled evidence properly in the absence of evidence of tampering.[9] These rules are defensible as a matter of practicality, since requiring two witnesses to every custody transfer would be burdensome. But they confirm that a chain of custody is, in legal structure, a series of single attestations. The procession in a custody case is not the two-witness requirement in action; it is something else that resembles it.
5. Apparent Corroboration
Several common features of trial evidence present the appearance of corroboration while failing one or more of its conditions.
5.1 The Common Source
When several witnesses testify to a fact they learned from the same record, their testimony has a single source. A detective, a supervisor, and a prosecutor’s investigator who each describe the contents of the same property log are not three witnesses to the storage of the item; they are three reporters of one entry. The independence condition fails.
5.2 Non-Blind Verification
Many forensic disciplines require that a second examiner verify the first examiner’s conclusion. Verification is valuable, but its value as corroboration depends on whether the verifier works independently. Where the verifier knows the original conclusion, the research literature on forensic confirmation bias indicates that the verifier’s judgment may be influenced by it, reducing the capacity for contradiction.[10] A report reading “identification, verified” may therefore reflect one judgment and one review of that judgment rather than two independent judgments.
5.3 The Restated Result
A laboratory result may be restated by several witnesses: the analyst who produced it, a technical reviewer who checked the paperwork, a supervisor who signed the report, and an officer who received it. Each may testify accurately, and the jury may hear the result four times. But only the analyst attested to the analysis. The others attested to the regularity of documents or to receipt of the report. Repetition is not corroboration.
5.4 The Cumulative Officer
Several officers may be present at a scene, and each may testify to aspects of the search or seizure. Where they observed the same act, such as the discovery of an item in a particular location, their testimony may be genuine corroboration. Where each observed a different act, or where later officers arrived after the discovery and learned of it from the first, the testimony is sequence or common source presented in the form of multiple witnesses.
5.5 The Divided Pipeline
As described in White Paper 1, a pipeline workflow multiplies the analysts who may testify. Each speaks to a different stage. The jury may see four laboratory witnesses in a DNA case and reasonably infer that the result was checked four times. In structural terms, it was performed once, in four parts.
6. Corroboration Within Sequence
Sequence cannot be eliminated from forensic proof, since evidence must move from scene to laboratory to courtroom. But practices exist that introduce genuine corroboration at particular links, strengthening the chain where it would otherwise rest on a single attestation.
6.1 Dual Documentation of Transfers
A custody transfer documented independently by both the releasing and the receiving party, each generating its own record, allows the two records to be compared. If the item described, the time, and the condition agree, the transfer is attested from two sides. Electronic custody systems that timestamp both release and receipt serve the same purpose.
6.2 Tamper-Evident Packaging
A sealed package, bearing the initials of the person who sealed it and inspected upon opening by a person who confirms the seal was intact, allows the condition of the seal to corroborate the account of every custodian between sealing and opening. The intact seal is a physical witness to the intervening links. Its value is considerable precisely because it is independent of those custodians’ own testimony.
6.3 Independent Retesting and Split Samples
Where a sample is large enough to be divided, a portion retained for independent testing allows a second laboratory or examiner to repeat the analysis. Agreement between the two results is genuine corroboration of the analytical conclusion, satisfying identity of subject, independence of source, and capacity for contradiction. Where evidence is consumed in the original analysis, as frequently occurs with trace DNA, this form of corroboration is foreclosed, and the analytical links revert to sequence.
6.4 Blind Verification
Verification performed without knowledge of the original conclusion restores the capacity for contradiction that non-blind verification weakens. It converts a review into a second independent judgment.[11]
6.5 Convergence of Independent Lines of Evidence
At the level of the ultimate fact, corroboration may be supplied not by additional witnesses within one chain but by separate chains that arrive at the same conclusion. A DNA result placing the defendant’s biological material at a scene, a cell site analysis placing his phone in the area, and a surveillance recording showing a person of his description nearby are three chains with different sources of error. If they agree, their agreement is informative in a way the length of any one chain is not. Evidence scholarship has treated such convergence as a distinct and important form of corroboration.[12] Its value, like all corroboration, depends on the independence of the lines. Where a detective used one line to direct the gathering of another, the lines may share a source of error.
7. Case Examples
The following examples are composites constructed for illustration. They are not drawn from particular trials, and their details are simplified to isolate the distinction under discussion.
Example A: The Controlled Substance Case
The prosecution calls seven witnesses concerning a bag of powder: the arresting officer who seized it, a second officer who transported it, the property clerk who logged it, a courier who delivered it to the laboratory, the intake technician, the analyst, and the analyst’s supervisor. The jury hears seven witnesses and a positive result for a controlled substance.
In structural terms, the first six witnesses attest to six successive links, each on his own account. The supervisor attests to the review of paperwork, not to the analysis. No link is corroborated. If the bag was sealed at seizure and the analyst confirms the seal was intact, the seal corroborates the intermediate links; if it was not sealed, or the analyst cannot recall, it does not. The seven witnesses establish a sequence of six links and one restatement.
Example B: The Split DNA Sample
A bloodstain large enough to divide is tested by the state laboratory, and a portion is released to a defense-retained laboratory, which tests it independently. Both laboratories report the same profile.
The analytical conclusion is genuinely corroborated. The two laboratories worked from the same stain but through independent processes with independent sources of error. The custody links before the division remain a sequence, and an error there, such as contamination at collection, would affect both portions equally. Corroboration thus strengthens the analysis without reaching back to the collection. The example shows that corroboration is specific to the link at which it occurs.
Example C: The Verified Latent Print
An examiner identifies a latent print as the defendant’s. A second examiner, given the case file including the first examiner’s conclusion, verifies the identification. The report states “identification, verified,” and both examiners testify.
The jury sees two witnesses agreeing. The capacity for contradiction of the second is weakened by prior knowledge of the first’s conclusion. The example presents apparent corroboration of uncertain value. Had the verification been blind, the agreement would be considerably more informative.
Example D: The Converging Location Evidence
A cell site analyst testifies that the defendant’s phone connected to a tower whose coverage included the scene during the relevant hour. Separately, a store’s surveillance recording, authenticated by a store employee, shows a vehicle registered to the defendant in a parking lot near the scene during the same hour. The two lines of evidence were gathered independently, the recording having been collected before the phone records were obtained.
The two lines converge on the defendant’s presence in the area. Their sources of error differ: the cell site analysis depends on network interpretation, and the recording depends on vehicle identification. Their agreement is genuine corroboration at the level of the ultimate fact, though neither line individually requires a lengthy procession.
Example E: The Three Officers
Three officers testify to the discovery of a weapon in a vehicle. On cross-examination, it emerges that one officer found the weapon, a second officer was standing beside the first and saw it removed, and the third arrived after the discovery and was told where it had been found.
The first two officers corroborate one another as to the discovery. The third officer’s testimony about location rests on a common source, the first officer’s statement. The jury heard three witnesses; the discovery was attested by two, and the location of the weapon, if the second officer saw only its removal, perhaps by one.
8. Implications
8.1 For Jurors and Observers
The number of witnesses is not a measure of assurance. The question to ask of any group of witnesses is whether they saw the same thing independently or whether each saw a different part. A procession establishes that a chain was documented. It does not establish that any link was confirmed.
8.2 For Attorneys
The distinction offers a disciplined approach to challenging or defending custody proof. Counsel evaluating a witness list may identify which links rest on a single attestation and whether any practice, such as a sealed package or dual documentation, supplies independent confirmation. Arguments about “gaps in the chain” are more persuasive when they identify a link resting on one person’s account with no physical or documentary corroboration.
8.3 For Laboratories and Agencies
Laboratories and law enforcement agencies can strengthen chains without lengthening them by adopting practices that introduce corroboration at vulnerable links: tamper-evident sealing, dual documentation of transfers, blind verification, and the preservation of retestable portions where samples permit. These practices are addressed as recommendations in White Paper 6.
8.4 For Courts
Jury instructions ordinarily tell jurors that the number of witnesses is not decisive and that they should weigh testimony rather than count it. Instructions that explain the difference between witnesses who confirm one another and witnesses who each describe a separate step would apply that general principle to the setting in which it is most often misunderstood. White Paper 6 proposes model language.
9. Limitations
The arithmetic in Section 3 assumes independent failures and fixed link reliabilities; real chains have correlated risks, such as a single careless laboratory, and reliabilities that cannot be measured precisely. The conditions of corroboration in Section 2.1 are matters of degree, and courts and juries must judge how independent two witnesses actually were. The composite examples simplify the documentation and circumstances of actual cases. The framework identifies what questions to ask of multiple testimony; it does not supply numerical answers for any given trial.
10. Conclusion
Multiple witnesses may stand in two very different relations to the fact they support. When they attest independently to the same matter, each capable of contradicting the others, their agreement multiplies assurance. When they attest singly to successive links, the chain they form is no stronger than its weakest link, and each added link adds an opportunity for failure. The courtroom presents both structures in the same outward form, a person taking the stand, and the difference between them is rarely made explicit.
The legal tradition has long required corroboration for its gravest findings and has specified that it must go to the same matter. Chain of custody proof, by contrast, is built on sequence, and the procession it produces resembles corroboration without being it. Recognizing the difference does not diminish the value of careful custody proof; it clarifies what that proof establishes and where it may be strengthened. The following paper turns to the constitutional line that determines which links in the chain must appear in person, and asks whether that line follows the reliability concerns this paper has described.
Notes
[1] See the constitutional two-witness requirement for treason and the traditional corroboration rule for perjury, discussed in Section 4.
[2] Schum (1994) develops the analysis of cascaded or catenate inference and its implications for the force of evidence at the end of a chain of reasoning. Anderson, Schum, and Twining (2005) present the same concepts in the context of legal evidence analysis.
[3] Cohen (1977) and Schum (1994) both treat independence as the condition on which the evidential force of corroborating testimony depends. Schum distinguishes corroboration, in which several sources report the same event, from convergence, in which reports of different events point to the same conclusion.
[4] U.S. Const. art. III, § 3, cl. 1.
[5] Cramer v. United States (1945).
[6] Weiler v. United States (1945).
[7] Deuteronomy 19:15; see also Deuteronomy 17:6 and Numbers 35:30.
[8] Melendez-Diaz v. Massachusetts (2009), p. 311 n.1; Giannelli (1983); Mosteller (2020).
[9] Giannelli (1983) discusses the presumption of regularity as applied to official custodians and the criticism it has drawn.
[10] Kassin, Dror, and Kukucka (2013) review research on forensic confirmation bias and propose procedural safeguards, including blind verification. See also Dror and Hampikian (2011) on contextual influence in DNA mixture interpretation.
[11] Kassin, Dror, and Kukucka (2013); National Research Council (2009) recommended research and procedural measures to reduce bias in forensic examination.
[12] Schum (1994); Anderson, Schum, and Twining (2005). Kadane and Schum (1996) apply these concepts in a detailed probabilistic analysis of the evidence in a historical criminal case.
References
Anderson, T., Schum, D., & Twining, W. (2005). Analysis of evidence (2nd ed.). Cambridge University Press.
Cohen, L. J. (1977). The probable and the provable. Clarendon Press.
Cramer v. United States, 325 U.S. 1 (1945).
Dror, I. E., & Hampikian, G. (2011). Subjectivity and bias in forensic DNA mixture interpretation. Science & Justice, 51(4), 204–208.
Giannelli, P. C. (1983). Chain of custody and the handling of real evidence. American Criminal Law Review, 20(4), 527–568.
Kadane, J. B., & Schum, D. A. (1996). A probabilistic analysis of the Sacco and Vanzetti evidence. Wiley.
Kassin, S. M., Dror, I. E., & Kukucka, J. (2013). The forensic confirmation bias: Problems, perspectives, and proposed solutions. Journal of Applied Research in Memory and Cognition, 2(1), 42–52.
Melendez-Diaz v. Massachusetts, 557 U.S. 305 (2009).
Mosteller, R. P. (Ed.). (2020). McCormick on evidence (8th ed.). West Academic.
National Research Council. (2009). Strengthening forensic science in the United States: A path forward. National Academies Press.
Schum, D. A. (1994). The evidential foundations of probabilistic reasoning. Wiley.
Criminal trials vary widely in the number of witnesses required to bring a single forensic result before a jury. A DNA comparison may require a procession of collectors, custodians, technicians, and analysts, while a set of cell phone records may enter on a written certification and a single expert. This paper proposes that such variation is not random. It follows from three features of the evidence: whether the evidence is a physical object or a record, whether the statements describing it are testimonial or nontestimonial under current confrontation doctrine, and whether the analysis that produces a result is performed by a single examiner or by a divided pipeline of personnel. The paper defines these three axes, sets out the classes they produce, and places the principal categories of forensic and documentary evidence within the resulting typology. It concludes that the testimonial burden of a piece of evidence, here called its foundation load, varies largely independently of the weight of the conclusion it supports, and that recognizing this independence is necessary for evaluating witness lists, stipulation proposals, and reform efforts on their merits.
1. Introduction
Observers of criminal trials frequently remark on the number of witnesses who testify briefly, say little of apparent importance, and leave the stand without cross-examination. A property room custodian confirms the date an item was logged. A courier confirms the date it was delivered to a laboratory. A technician confirms that a sample was extracted and passed to the next stage. The testimony that the jury will remember, such as an analyst’s statement that a profile matched the defendant, arrives only after this sequence is complete.
The same trial may present other evidence with no such procession. Telephone records may be admitted on the certification of a carrier’s records custodian who never appears. A bank’s account statements may enter the same way. An expert may then testify at length about what those records mean, and that testimony may prove more consequential than anything the procession produced.
The contrast raises a practical question that the literature on evidence has addressed mostly one doctrine at a time: what determines how many witnesses a piece of evidence requires? Authentication, chain of custody, the hearsay exceptions for business and public records, the rules governing expert testimony, and the Confrontation Clause each answer part of the question. What is lacking is a framework that combines their answers into a single account of why some evidence arrives with a crowd and other evidence arrives alone.
This paper offers such a framework. It introduces the term foundation load for the total testimonial burden a piece of evidence must bear before its result can be presented, and it identifies three axes along which that burden varies. The framework is descriptive. It does not argue that the present allocation of burdens is correct, a question taken up in White Papers 3, 4, and 6. It establishes the vocabulary on which those later papers depend.
2. The Concept of Foundation Load
Foundation is the showing required before evidence may be considered by the fact-finder. At minimum it requires authentication: evidence “sufficient to support a finding that the item is what the proponent claims it is.”[1] For physical items whose significance depends on their condition, it often requires a showing that the item has not been altered or substituted between collection and trial. For analytical results, it requires that the analysis be presented through a witness or record the law will accept, and in the case of expert opinion, that the opinion rest on a reliable method reliably applied.[2]
Foundation load, as used here, is the aggregate of these requirements expressed in terms of persons. It asks how many human beings must appear, or be accounted for by an accepted substitute, before the result can speak. The measure is deliberately practical. It corresponds to what attorneys prepare when they draft witness lists, to what laboratories lose when analysts are summoned to court, and to what trial observers see.
Two clarifications are necessary. First, foundation load is not a measure of reliability. A heavy foundation load may accompany highly reliable evidence, and a light one may accompany evidence of doubtful value. Second, foundation load is not fixed by the evidence alone. It depends on the governing law of the jurisdiction, on whether the parties stipulate, and on laboratory and agency practices that may add or remove links. The typology describes the default burden that evidence of a given kind carries before those variables are applied.
3. The Three Axes
3.1 Physical Object Versus Record
The first axis distinguishes evidence that is a tangible thing from evidence that is a record.
A physical object can be altered, contaminated, substituted, degraded, or consumed. Its evidentiary meaning depends on its condition, and its condition can change. The law therefore requires, in varying degrees, a showing that the item offered at trial is the item collected and that it has not been changed in any respect bearing on the question at issue. Where an item is unique and readily identifiable, such as a firearm with a serial number, a witness who recognizes it may suffice. Where an item is fungible or susceptible to tampering, such as a powder, a fluid, or a swab, courts generally require a chain of custody accounting for its handling.[3] The classic treatment of the subject identifies the chain’s purpose as establishing both identity and unchanged condition, with the stringency of the showing rising with the item’s susceptibility to alteration.[4]
A record carries its meaning in its content rather than its material condition. Its reliability is ordinarily grounded not in an account of its physical handling but in the regularity of the institution that made and kept it. The hearsay exception for records of a regularly conducted activity rests on this premise: a record made at or near the time of an event, by a person with knowledge, in the course of a regular practice, is trusted because the institution depends on its accuracy for its own purposes.[5] Official records rest on a similar premise with respect to public agencies.[6] Since 2000, the Federal Rules of Evidence have allowed business records to be authenticated by written certification without a live custodian,[7] and since 2017 they have allowed electronic records and data copied from devices to be authenticated by certification, including certification by hash value comparison.[8]
The distinction is not always clean. A cell phone is a physical object; the data extracted from it is a record; the extraction is a process performed on the object that produces the record. Such hybrids are treated in Section 5.
3.2 Testimonial Versus Nontestimonial
The second axis concerns the constitutional status of the statements through which evidence reaches the jury.
Since Crawford v. Washington, the Confrontation Clause of the Sixth Amendment has been read to bar the admission of testimonial statements by a witness who does not appear at trial unless the witness is unavailable and the defendant had a prior opportunity for cross-examination.[9] The Court declined in Crawford to define “testimonial” comprehensively, but its subsequent decisions have made the purpose for which a statement was made the governing consideration.[10]
For forensic evidence, the decisive cases are three. In Melendez-Diaz v. Massachusetts, the Court held that sworn certificates of analysis reporting that a seized substance was cocaine were testimonial and could not be admitted without the analysts’ live testimony.[11] In Bullcoming v. New Mexico, the Court held that a blood alcohol report could not be introduced through a “surrogate” analyst who had neither performed nor observed the test.[12] In Smith v. Arizona, the Court held that when a substitute expert conveys an absent analyst’s statements as the basis for the expert’s own opinion, and those statements support the opinion only if true, they are offered for their truth; whether they are testimonial remained a separate question, which the Court remanded.[13] Between these decisions, Williams v. Illinois produced a fractured result on a DNA profile generated by an outside laboratory, with no single rationale commanding a majority.[14]
The same line of cases distinguishes business and public records. The Melendez-Diaz majority observed that such records are generally admissible without confrontation because they are created for the administration of an entity’s affairs rather than for the purpose of establishing or proving some fact at trial, and it cautioned that records prepared specifically for use at trial do not acquire nontestimonial status merely by being kept regularly.[15]
This axis therefore turns on purpose of creation. A laboratory report prepared at the request of police for use in a prosecution is, under current doctrine, presumptively testimonial. A carrier’s call detail records, kept for billing and network management, are presumptively not. The distinction does not depend on which kind of statement is more accurate, a point White Paper 3 examines in detail.
3.3 Single Analyst Versus Pipeline
The third axis concerns how an analytical result is produced.
In a single-analyst workflow, one examiner performs the analysis from receipt of the item through the conclusion, or at least performs every step on which the conclusion depends. Traditional latent print comparison, firearms and toolmark examination, and questioned document examination commonly follow this pattern, as do many drug chemistry analyses.
In a pipeline workflow, the analysis is divided among personnel who perform successive stages. Forensic DNA typing is the principal example: extraction, quantitation, amplification, capillary electrophoresis, and interpretation may be performed by different technicians and analysts, each stage producing an intermediate record consumed by the next.[16] Toxicology in high-volume laboratories frequently follows a similar division between screening, confirmation, and review.
Where the resulting report is testimonial, the pipeline raises the question of which participants must testify. Bullcoming established that a surrogate who did not perform or observe the test is insufficient, but it did not require every participant to appear, and the Melendez-Diaz majority stated that not everyone whose testimony may be relevant to authenticity or accuracy must appear as part of the prosecution’s case, gaps in the chain going ordinarily to weight rather than admissibility.[17] The practical burden of a pipeline therefore depends on how a jurisdiction resolves which stages generate testimonial statements and which participants the defense may insist on confronting. The more stages that produce statements the prosecution relies on for their truth, the heavier the load.
4. The Classes Produced by the Axes
The three axes, taken as binary, produce eight combinations. Not all are equally populated, and one is nearly empty, but setting them out makes the structure of the typology visible. The notation used throughout the suite designates physical evidence P and record evidence R; testimonial status T and nontestimonial status N; and single-analyst work S and pipeline work L (for “line”).
Class
Axes
Characteristic foundation load
Representative evidence
I
P–T–L
Heaviest: full custody chain plus multiple testifying analysts
DNA typing, particularly mixtures; laboratory toxicology
II
P–T–S
Heavy custody, one principal analyst
Drug chemistry; firearms and toolmarks; latent prints; handwriting
III
P–N–S
Custody or recognition only; no forensic report
Weapons, clothing, or items identified by a percipient witness
IV
P–N–L
Rare
Items processed by non-law-enforcement institutions for their own purposes, such as hospital clinical testing
V
R–N–S
Light record foundation, heavy expert analysis
Cell site analysis; forensic accounting; summary charts
VI
R–N–L
Light record foundation; divided institutional processing
Financial institution records produced through automated systems; carrier data compiled by several departments
VII
R–T–S
Author must testify
Certificates and affidavits prepared for litigation; investigative reports
VIII
R–T–L
Contested
Autopsy reports; sexual assault examination records, in jurisdictions treating them as testimonial
Three features of the table deserve comment.
First, Classes I and II carry the procession that trial observers notice. Their load has two sources that compound: the physical axis generates custody witnesses, and the testimonial axis converts the analyst from an optional witness into a required one.
Second, Class V is the mirror image of Class I. Its foundation is light because the underlying data is a nontestimonial record authenticated by certification. Yet the interpretive work performed on that data by an expert may be extensive and may bear directly on the central disputed fact, such as the defendant’s location at the time of the offense.
Third, Class VIII is where doctrine remains unsettled. An autopsy report is both a medical record, prepared under a statutory duty and used for purposes beyond prosecution, and a document often prepared in anticipation that a death will be the subject of criminal proceedings. Courts have divided on its status.[18] Sexual assault examination records present a similar ambiguity between treatment and evidence collection. Because the classification of these items is itself in dispute, their foundation load is the least predictable of any category.
5. Placement of Common Evidence Types
5.1 DNA
DNA evidence occupies Class I and represents the heaviest foundation load in ordinary criminal practice. Every axis pushes in the same direction. The evidence is physical, often fungible in appearance, and highly sensitive to contamination, so custody from collection through laboratory receipt must be accounted for. It is frequently consumed in whole or in part during testing, which forecloses independent retesting and places greater weight on the documentation of the original analysis. The laboratory workflow is divided, and the final report is prepared for prosecution.
Mixture interpretation adds a further stage. Where a sample contains DNA from more than one contributor, the conclusion depends on judgments about the number of contributors, the separation of their profiles, and the statistical weight assigned to an inclusion, judgments that research has shown to be susceptible to contextual influence and to vary among analysts.[19] The use of probabilistic genotyping software introduces an additional analytical layer whose operation may itself require explanation.
Notably, the conclusion that emerges from this heavy foundation is narrow. A DNA result speaks to the source of biological material. It does not by itself establish when or how that material was deposited. The heaviest foundation load in the typology thus supports a conclusion of limited interpretive breadth.
5.2 Drug Chemistry and Toxicology
Controlled substance analysis and blood alcohol testing were the subjects of Melendez-Diaz and Bullcoming and remain the cases most directly governed by them. Drug chemistry is commonly a Class II item: a physical sample, a testimonial report, and a single analyst performing both screening and confirmatory testing. Toxicology frequently shifts toward Class I where laboratories divide sample preparation, instrumental analysis, and review among different personnel. Both involve fungible samples for which chain of custody carries particular weight. The interpretive breadth of the conclusion is ordinarily narrow: the identity and quantity of a substance, or the concentration of alcohol or a drug in a sample.
5.3 Pattern Evidence
Firearms and toolmark identification, latent print comparison, and handwriting examination occupy Class II. The items are physical and require custody or recognition foundation, though firearms and many documents are unique enough that identification rather than a full chain may suffice. The comparison is ordinarily performed by a single examiner, sometimes subject to verification by a second, and the report is prepared for prosecution.
Pattern evidence differs from DNA in the interpretive breadth of its conclusions and in the nature of the scrutiny they have drawn. The conclusions rest substantially on examiner judgment, and major reviews have questioned the empirical foundations of source attributions in several pattern disciplines.[20] The foundation load of pattern evidence is thus moderate, while the interpretive load it places on a single witness is considerable.
5.4 Records-Based Expertise
Cell site analysis and forensic accounting are Class V items. The underlying records, whether carrier call detail records and tower lists or bank statements and ledgers, are business records created for purposes unrelated to the prosecution and are commonly authenticated by certification.[21] No custody chain is required in the physical sense; the records are copies whose accuracy depends on institutional regularity.
The foundation is light and the analysis is heavy. A cell site analyst must interpret network architecture, sector orientation, and the factors that determine which tower serves a call, and the reliability of conclusions about location depends on the method used and on the precision claimed. A forensic accountant must reconstruct transactions, trace funds, and often present conclusions through summaries of voluminous records.[22] In both cases the expert witness may be the only person the jury sees in connection with the evidence, and that witness carries nearly the entire testimonial burden.
5.5 Digital Evidence
Evidence extracted from phones, computers, and storage media is a hybrid that does not fit a single cell. The device is a physical object, and its seizure and handling require custody foundation. The extracted data is a record, and the 2017 amendments to the Federal Rules permit its authentication by certification of a qualified person, including by hash value comparison demonstrating that the copy is identical to the original.[23] The extraction and analysis are often divided between an examiner who performs the extraction and an analyst who reviews and reports on its contents.
Digital evidence therefore reintroduces part of the procession that record evidence ordinarily avoids. Hash verification shortens the chain after extraction by allowing the integrity of the copy to be demonstrated mathematically rather than testimonially, but it cannot eliminate the physical custody of the device before extraction or the interpretive work of the analyst after it. Digital evidence is best described as physical at its origin and record-based thereafter, with a foundation load concentrated at the point of transition.
5.6 The Contested Middle
Autopsy reports and sexual assault examination records, discussed in Section 4, are the principal contested items. Their placement depends on how a jurisdiction resolves their testimonial status, and their foundation load varies accordingly from light, where they are treated as medical or official records, to heavy, where the examining physician or nurse must testify and may be unavailable years after the examination.
6. Observations
6.1 Foundation Load and Interpretive Breadth Vary Independently
The typology reveals that the evidence carrying the heaviest testimonial burden does not necessarily support the broadest conclusions. DNA, at the top of the load scale, speaks narrowly to the source of biological material. Cell site analysis, near the bottom, may speak broadly to a defendant’s movements over a period of hours. The number of witnesses a trial observer sees in connection with a piece of evidence is therefore a poor guide to how much that evidence contributes to the proof of guilt.
6.2 Purpose of Creation Does More Work Than Physical Nature
Of the three axes, the testimonial axis most sharply divides heavy from light loads. Physical evidence without a testimonial report (Class III) may require little more than a witness who recognizes the item. Record evidence prepared for prosecution (Class VII) requires its author. The constitutional line, drawn by reference to the purpose for which a statement was made, is the single largest determinant of whether an analyst must appear.
6.3 The Pipeline Multiplies Links, Not Witnesses to Each Link
Where a pipeline workflow produces a testimonial result, the additional witnesses it generates are witnesses to additional links, not additional witnesses to the same link. Each technician speaks to his or her own stage. This structure is developed in White Paper 2 under the heading of sequence, and it is the reason a long witness list in a Class I case should not be mistaken for corroboration.
6.4 Foundation Load Is Partly Chosen
Because foundation load depends on laboratory workflow, documentation practice, and the parties’ willingness to stipulate, it is not wholly determined by the nature of the evidence. A laboratory that assigns one analyst to perform or directly observe every stage of a DNA analysis reduces the load of its reports. An agency that documents custody transfers electronically, with verifiable timestamps, may shorten the chain that must be proved by live testimony. The typology describes the default; White Papers 4 and 6 examine the institutional choices that raise or lower it.
7. Limitations
The typology simplifies in several respects. It treats each axis as binary, although testimonial status is contested in some categories and many workflows combine single-analyst and pipeline features. It describes default burdens under federal rules and Supreme Court doctrine, while state rules on authentication, chain of custody, and notice-and-demand procedures vary considerably. It measures load in witnesses without weighting them by the length or difficulty of their testimony. And it does not account for the defense’s strategic choices, which may reduce load through stipulation or increase it by insisting on every available witness. The Foundation Load Index presented later in this volume refines the axes into graded dimensions to address the first and third of these limitations.
8. Conclusion
The number of witnesses required to bring a forensic or documentary result before a jury is governed by identifiable features of the evidence. Physical objects generate custody witnesses; records generally do not. Testimonial reports require their authors; nontestimonial records do not. Pipeline analysis multiplies the stages that may require accounting; single-analyst work concentrates them. The combination of these features determines the foundation load a piece of evidence carries, and that load bears no fixed relation to the reliability or importance of the conclusion it supports.
This framework gives courts, laboratories, attorneys, and observers a common vocabulary for describing what a witness list represents. The next paper applies that vocabulary to the question that a long witness list most often invites: whether many witnesses mean multiplied assurance, or only many links in a single chain.
Notes
[1] Fed. R. Evid. 901(a).
[2] Fed. R. Evid. 702, as amended in 2023 to clarify that the proponent must establish admissibility requirements by a preponderance of the evidence and that the expert’s opinion must reflect a reliable application of the principles and methods to the facts of the case.
[3] Mosteller (2020), § 213, discusses the distinction between items identifiable by unique characteristics and fungible items requiring a chain of custody.
[4] Giannelli (1983), pp. 530–535. The article remains the standard treatment of chain of custody as a component of authentication.
[5] Fed. R. Evid. 803(6). See also Wigmore (1940), on the historical rationale of regular entries.
[6] Fed. R. Evid. 803(8).
[7] Fed. R. Evid. 902(11) (domestic records) and 902(12) (foreign records in civil cases), added in 2000.
[8] Fed. R. Evid. 902(13) and 902(14), added in 2017. The advisory committee note to Rule 902(14) identifies hash value comparison as the typical method of certification.
[9] Crawford v. Washington (2004), pp. 53–54, 68.
[10] Davis v. Washington (2006), p. 822, articulated the “primary purpose” inquiry for statements to police, and later forensic cases have applied purpose-based reasoning to laboratory reports.
[11] Melendez-Diaz v. Massachusetts (2009), pp. 310–311.
[12] Bullcoming v. New Mexico (2011), p. 652.
[13] Smith v. Arizona (2024). The Court held that the absent analyst’s statements were offered for their truth and remanded for the state court to address whether they were testimonial.
[14] Williams v. Illinois (2012). A plurality concluded that the outside laboratory’s report was not offered for its truth and, alternatively, was not testimonial; Justice Thomas concurred in the judgment on the ground that the report lacked sufficient formality. Five justices rejected the plurality’s not-for-truth reasoning, which Smith later adopted as the Court’s holding.
[15] Melendez-Diaz v. Massachusetts (2009), pp. 321–324.
[16] Butler (2015) describes the stages of forensic DNA typing and the interpretive decisions at each.
[17] Melendez-Diaz v. Massachusetts (2009), p. 311 n.1.
[18] State appellate courts have divided on whether autopsy reports are testimonial, with results often turning on the circumstances of the particular examination and the degree of law enforcement involvement. The monograph’s Chapter 10 surveys the division.
[19] Dror and Hampikian (2011) reported that DNA analysts presented with the same mixture data, without contextual case information, reached differing conclusions. Butler (2015) discusses the interpretive challenges of mixtures generally.
[20] National Research Council (2009), pp. 7–8, 136–145; President’s Council of Advisors on Science and Technology (2016). See also Saks and Koehler (2005).
[21] Fed. R. Evid. 803(6), 902(11).
[22] Fed. R. Evid. 1006 permits summaries of voluminous records that cannot conveniently be examined in court.
[23] Fed. R. Evid. 902(14) and advisory committee note.
References
Bullcoming v. New Mexico, 564 U.S. 647 (2011).
Butler, J. M. (2015). Advanced topics in forensic DNA typing: Interpretation. Academic Press.
Crawford v. Washington, 541 U.S. 36 (2004).
Davis v. Washington, 547 U.S. 813 (2006).
Dror, I. E., & Hampikian, G. (2011). Subjectivity and bias in forensic DNA mixture interpretation. Science & Justice, 51(4), 204–208.
Fed. R. Evid. 702.
Fed. R. Evid. 803.
Fed. R. Evid. 901.
Fed. R. Evid. 902.
Fed. R. Evid. 1006.
Giannelli, P. C. (1983). Chain of custody and the handling of real evidence. American Criminal Law Review, 20(4), 527–568.
Melendez-Diaz v. Massachusetts, 557 U.S. 305 (2009).
Mosteller, R. P. (Ed.). (2020). McCormick on evidence (8th ed.). West Academic.
National Research Council. (2009). Strengthening forensic science in the United States: A path forward. National Academies Press.
President’s Council of Advisors on Science and Technology. (2016). Forensic science in criminal courts: Ensuring scientific validity of feature-comparison methods. Executive Office of the President.
Saks, M. J., & Koehler, J. J. (2005). The coming paradigm shift in forensic identification science. Science, 309(5736), 892–895.
Smith v. Arizona, 602 U.S. 779 (2024).
Wigmore, J. H. (1940). A treatise on the Anglo-American system of evidence in trials at common law (3rd ed.). Little, Brown.
Anyone who follows American criminal trials, investigative podcasts, or true crime documentaries will notice how often Walmart appears in the evidence. Suspects buy supplies there, witnesses run errands there, cameras record alibis failing there, and parking lots serve as meeting places, exchange points, and abandonment sites. True crime audiences have turned this into a running joke. This paper argues the joke points to something real about human behavior. Under stress, people act within their ordinary routines, and the most ordinary place in American life is also one of the most documented. People treat Walmart as anonymous when it is closer to the opposite, and that gap between how anonymous a place feels and how anonymous it is explains why the retailer appears so often in criminal cases.
1. Introduction
The subject came up during the 2026 Ohio murder trial of Caleb Flynn. His former mistress testified about obtaining a burner phone and about going to Walmart to have her phone repaired after it went into the water on a Florida trip. Courtroom audiences and online viewers greeted the Walmart reference with recognition and amusement. That reaction is typical of the genre. Walmart comes up often enough that its appearance has become an expected moment in any case narrative.
The humor deserves analysis rather than dismissal. A pattern that recurs across unrelated cases, regions, and kinds of offense is evidence of something systematic. This paper identifies four sources of that pattern: ubiquity, inventory, documentation, and ordinariness. It then considers the institutional roles Walmart plays in public safety, the ethics of the joke, and what the pattern reveals about the persistence of human habit.
2. Ubiquity: The Default Store
Walmart operates roughly 4,600 stores in the United States, and the company has long claimed that a large majority of Americans live within about ten miles of one. In many rural counties and small towns it is the only full-line retailer within practical driving distance. It sells groceries, hardware, pharmacy items, electronics, clothing, automotive supplies, and sporting goods under one roof, with long operating hours.
This matters because criminal behavior, like all behavior, follows the path of least resistance. Criminologists Lawrence Cohen and Marcus Felson’s routine activity theory holds that crime occurs where motivated offenders, suitable targets, and absent guardians converge in the course of ordinary daily life. The corollary for investigators is that offenders prepare for, conceal, and recover from crimes by using the same places they use for everything else. A person who buys diapers, motor oil, and birthday cards at Walmart will, under pressure, tend to buy tarps and bleach there too. Very few offenders invent new routines under stress; most fall back on familiar ones.
3. Inventory: One-Stop Preparation
The second factor is breadth of stock. Few other retailers offer, in a single transaction:
Communication devices. Prepaid phones and SIM cards, including carrier brands sold primarily through Walmart, are the standard source of the “burner phone” that recurs in affair, drug, and homicide cases alike.
Concealment and cleaning supplies. Bleach, cleaning agents, trash bags, tarps, gloves, and duct tape appear so often in evidence lists that their combination has become a genre cliché.
Tools and equipment. Shovels, rope, ammunition (in stores that carry it), fuel containers, and camping gear.
Personal transformation. Hair dye, clothing, and sunglasses, bought in attempts to change appearance.
Everyday cover purchases. Groceries and household items mixed into a transaction, sometimes deliberately, to make a suspicious purchase look routine.
The pattern holds because the store removes any need to visit several specialty shops, each of which would add another witness and another record. The irony is that consolidating purchases in one transaction makes them easier for investigators to reconstruct.
4. Documentation: The Ledger That Does Not Forget
The central paradox of Walmart in true crime is that a place that feels anonymous is thoroughly documented.
Cameras. Large retailers keep extensive video surveillance for loss prevention, covering entrances, registers, self-checkout stations, high-value aisles, and parking lots. Self-checkout stations often have cameras and monitors at face level. A person who thinks of the store as a crowd to disappear into is in fact passing through one of the most heavily recorded public environments they will enter all day.
Receipts and transaction data. A receipt carries a timestamp, store number, register, and transaction identifiers. When a receipt is found in a vehicle, trash can, or pocket, investigators can typically request the matching transaction record and surveillance footage from the store. Payment by card links the purchase to a person; payment in cash only moves the question to the camera footage.
Time-stamping of alibis. Because transactions are recorded to the minute, a Walmart receipt can confirm or break an alibi with precision. A claimed visit leaves a record; a claimed absence has to be reconciled with footage showing otherwise.
Parking lots. Lot cameras, license plate visibility, and the steady flow of witnesses make Walmart parking lots useful for reconstructing movements, even when the subject never enters the store.
This is where the pattern becomes most instructive. Offenders tend to judge anonymity by social cues, such as crowds, indifferent clerks, and a sense of being unremarkable, instead of by how thoroughly a place is actually recorded. A large, busy store feels anonymous because no one pays attention. But being ignored by people is not the same as being unrecorded by systems. The same error appears in the belief that deleted messages are gone, that a secondary app is private, or that a lost device takes its records with it.
5. Ordinariness: Why Walmart Is Funny
The comic value of Walmart in true crime rests on incongruity. Homicide trials are grave; Walmart is the plainest place imaginable. When a witness on the stand of a murder trial explains that she went to Walmart to have her phone repaired, the ordinary detail collides with the gravity of the setting, and audiences laugh.
The ordinariness also carries evidentiary weight. Mundane details make testimony feel real; no one invents a Walmart errand to sound impressive. At the same time, a witness can use ordinariness to make questionable conduct sound routine. When devices are lost, replaced, or repaired at inconvenient moments, the ordinariness of the errand can either support the account or conceal something. The Walmart detail is where observers laugh and investigators start asking questions.
Across the true crime community, several recurring observations have become inside jokes:
The receipt that survives when everything else was destroyed.
The self-checkout camera that captured the suspect’s face in high resolution.
The murder-supply shopping list that reads like a darkly comic parody.
The witness who mentions Walmart in passing as if it needed no explanation, because it does not.
6. Institutional Roles Beyond Evidence
Walmart’s place in true crime is not limited to the offender’s side.
Child safety protocols. The “Code Adam” missing-child protocol, now widely adopted by retailers and public facilities, was developed by Walmart in the 1990s and named for Adam Walsh, whose 1981 abduction from a Florida department store helped reshape American child-safety policy. Walmart’s name is thus attached to one of the most durable retail responses to child abduction.
Neutral meeting ground. Walmart parking lots are commonly used for custody exchanges, private-sale transactions, and other meetings between people who do not trust each other. Their lighting, cameras, and constant traffic make them feel safe. The same features make them a setting for conflicts that turn violent and for the testimony that follows.
Refuge and transience. Travelers, displaced persons, and people living in vehicles have long used Walmart lots overnight where local policy allows. This brings the store into cases involving missing persons, the transient population, and people whose last known location was a parking lot.
Cooperation with law enforcement. Loss-prevention departments routinely handle police requests for footage and transaction records. This quiet institutional role explains why Walmart evidence appears so reliably at trial: the records exist, and there is an established process for retrieving them.
7. The Ethics of the Joke
The joke has a less pleasant side. Much Walmart humor online, such as mocking images of shoppers, depends on contempt for working-class and poor Americans who shop there out of necessity. When true crime humor slides into that register, it treats a class of people as inherently suspect, which is both unjust and inaccurate. The overwhelming majority of the store’s many customers are simply buying groceries.
The better form of the joke recognizes human beings as creatures of habit, not any class of people as a punchline. Walmart shows up in true crime because nearly everyone shops there, not because its customers are more criminal than anyone else. The humor works best when it points to a shared human tendency, including the audience’s own, rather than to someone else’s supposed inferiority. Victims deserve similar consideration. Murder cases involve real grief, and humor about the circumstances of a crime should never turn into amusement at the victim or her family.
8. What the Pattern Reveals About Human Behavior
Several broader conclusions follow.
People fall back on routine under stress. Even deliberate wrongdoing tends to follow established habits. People seldom go somewhere new to buy something new; they go where they always go.
Feeling anonymous is not being anonymous. Being overlooked by people is mistaken for being unobserved. This error recurs in digital life and physical life alike.
Concealment creates records. Every effort to hide, whether a burner phone, a secondary messaging app, a replaced device, or a cash purchase, is itself an action that leaves traces. The more elaborate the concealment, the more records it tends to create.
Ordinary settings reveal character. The most revealing evidence in many cases is not dramatic. It is the unremarkable errand undertaken at a suspicious time, or the everyday purchase that fits too neatly into a larger pattern.
9. A Biblical Reflection
Scripture anticipated this pattern long before surveillance cameras. Moses warned that “your sin will find you out” (Numbers 32:23), and Christ taught that “there is nothing covered, that shall not be revealed; neither hid, that shall not be known” (Luke 12:2). The Preacher observed that “there is no new thing under the sun” (Ecclesiastes 1:9), and the recurrence of the same errands, purchases, and oversights across unrelated cases bears him out.
Walmart’s cameras and receipts are a small, human-made picture of a much larger truth. The belief that anything done in apparent obscurity stays hidden is an old illusion. Human records are imperfect and can be lost, deleted, or dropped in a Clearwater lagoon. God’s knowledge cannot. The comedy of the receipt that survives destruction points to a sobering reality: concealment ultimately fails, and the ordinary places of daily life are where character is most plainly shown.
10. Conclusion
Walmart’s recurrence in true crime is funny, and the humor is justified. It is also a reliable window into human behavior. The store is where ordinary routine, a complete inventory, and extensive documentation all meet in one place. Offenders go there because it is habitual and seems anonymous; investigators find them there because it is neither as private nor as forgetful as it seems. The running joke in true crime circles amounts to an informal observation about human nature: under pressure, people are predictable, and the places they consider safest are often where their actions are most thoroughly recorded.
