Police Interrogation and False Confessions: What the Research Really Shows

Estimated reading time: 8 minutes

In 1989, five teenagers, Antron McCray, Kevin Richardson, Yusef Salaam, Raymond Santana, and Korey Wise, were interrogated for hours about the brutal assault of a jogger, Trisha Meili, in Central Park. They were teenagers. Some were questioned without a parent in the room. After lengthy, high-pressure interrogations, each gave statements implicating themselves and, in some cases, one another.

There was no physical evidence tying them to the crime.

Years later, DNA evidence identified another perpetrator. The convictions were vacated. The confessions, once treated as the most powerful evidence in the case, were false.

If you’re thinking, How does that happen?, you’re not alone.

Why would someone confess to something they didn’t do? Doesn’t a confession signal guilt?

Research says not necessarily.

False confessions are not rare anomalies. Of the roughly 3,500 known wrongful convictions in the United States, about 12% involve a false confession. In Europe, 35% of 123 documented exonerations involved a false confession. And once a confession is on the table, it contaminates everything. Jurors see it as uniquely powerful evidence, even when told it was coerced. Investigators become less likely to pursue alternative leads. Forensic interpretations can be influenced. Meanwhile, the real perpetrator remains free, and, for Trisha Meili’s rapist, he went on to sexual assault at least four additional women, killing one who was pregnant. Some estimates suggest tens of thousands of additional crimes per year may be committed by true offenders after an innocent person is wrongly targeted.

The uncomfortable truth is this: police interrogation methods matter. How we question suspects can meaningfully increase or decrease the risk of false confession.

A new systematic review suggests it’s time to rethink the old-school approach.

The Study: What Happens When We Change Police Interrogation?

In Interview and Interrogation Methods and Their Effects on True and False Confessions: A Systematic Review Update and Extension, Mary Catlin, David B. Wilson, Allison D. Redlich, Talley Bettens, Christian A. Meissner, Sujeeta Bhatt, and Susan E. Brandon updated the landmark 2012 Meissner and colleagues review on interrogation methods.

A systematic review is not a single study. It is a structured analysis of all high-quality studies on a topic, using clear criteria to identify, evaluate, and statistically combine findings. In short, it tells us what the weight of the evidence shows, not just what one experiment found.

Here, the authors examined 29 experimental studies (1996–2023) where guilt or innocence was known. Participants were randomly assigned to different interrogation styles after committing (or not committing) a mock wrongdoing. That design allows researchers to directly measure true versus false confessions, something field studies cannot do with certainty.

They compared three approaches:

Accusatorial – Often associated with the training model developed by John E. Reid and Associates, this method starts from a presumption of guilt and uses tactics like minimization, maximization, and evidence confrontation to obtain a confession.

Information-gathering – Commonly linked to the PEACE framework developed under the Police and Criminal Evidence Act 1984, this approach focuses on rapport, open-ended questioning, and collecting accurate information without assuming guilt.

Direct questioning – A control condition in many studies, relying on straightforward, closed-ended questions without structured psychological tactics.

The goal was simple but critical: Which approach maximizes true confessions while minimizing false confessions?

The Findings: Two Officers, Two Outcomes

The researchers compared interrogation styles side by side. They looked at two outcomes:

1. True confessions — when a guilty person confesses.
2. False confessions — when an innocent person confesses.

Rather than walk through technical models, we can view the findings through two hypothetical officers using different interrogation styles. This side-by-side comparison mirrors what the research reveals about how approach influences true and false confessions.

Officer Adam: The Accusatorial Approach

Officer Adam walks into the room assuming guilt. He believes he can detect deception from body language such as eye contact, posture, fidgeting.

He opens with certainty:

“We already know you did this.”

When the suspect denies involvement, Officer Adam refuses to accept it. He exaggerates the strength of the evidence. Maybe he claims there’s DNA. Maybe he implies surveillance footage. He minimizes moral blame:

“Anyone would have snapped.”

“This isn’t that serious if you’re honest.”

This is classic maximization and minimization, hallmarks of accusatorial methods.

So, what happens when researchers test this style?

Accusatorial approaches did not meaningfully increase true confessions compared to straightforward questioning. When compared to information-gathering approaches, they did not outperform them and in some cases trended worse.

But the more consequential finding was on the other side of the equation.

Across studies, accusatorial methods were associated with substantially higher rates of false confessions. In practical terms, when interrogation became more confrontational and evidence was overstated or manipulated, innocent participants were significantly more likely to confess.

There is no reliable gain in true confessions.

There is a clear increase in false confessions.

Officer Charles: The Information-Gathering Approach

Officer Charles walks in without presuming guilt.

He’s operating under a framework similar to PEACE:

• Planning and Preparation
• Engage and Explain
• Account
• Closure
• Evaluation

He builds rapport. He explains the process. He uses active listening throughout, not just at the beginning. He invites a free narrative account before narrowing in. If he has evidence, he presents it strategically, after hearing the suspect’s story.

He’s not trying to corner someone. He’s trying to collect reliable information.

So, what does the research say happens under this approach?

Information-gathering methods were at least as effective, and often more effective, at eliciting true confessions compared to accusatorial approaches. At the same time, they consistently produced far fewer false confessions than accusatorial tactics.

In comparative rankings across studies, information-gathering approaches were the most balanced overall: strong performance in eliciting admissions from the guilty, while maintaining protection against false admissions from the innocent.

It is important to note that these findings are based primarily on controlled laboratory studies, which may not fully capture the complexity of real-world criminal investigations.

The Impact of Police Interrogations

Research shows investigators are no better than college students at distinguishing between true and false confessions. Once a confession occurs, confirmation bias can shape subsequent evidence collection. Innocent people may accept plea deals. Even when exonerated, the damage is permanent.

False confessions are not admissions of guilt. They are often products of context: stress, authority pressure, perceived inevitability.

And the interrogation room is one of the most powerful contexts in the criminal legal system.

If our objective is public safety, we cannot afford methods that inflate false positives.

Resources: Where Departments Should Focus

If agencies want to modernize interrogation practices, here are concrete steps:

1. Shift Training Toward Information-Gathering Models

Adopt frameworks modeled after PEACE, which is grounded in the Police and Criminal Evidence Act 1984. Emphasize rapport, cognitive interviewing, and strategic evidence disclosure.

Interviewing suspects (accessible)

2. Limit or Prohibit Deceptive Evidence Ploys

Several states have already banned deception with minors. The data here suggest broader reform is worth considering.

3. Record Interrogations in Full

Comprehensive recording increases transparency and protects both officers and suspects.

4. Educate Officers on Why

Officers should understand why information-gathering approaches like the PEACE model yield more true confessions, far fewer false confessions, and why accusatorial methods should be avoided.

Final Thoughts

For decades, accusatorial interrogation has been considered the gold standard in the United States. It is deeply rooted in culture and training, but tradition is not the same as evidence.

So, when we ask, “Why would someone confess?” the evidence-based answer is this: interrogation is a powerful psychological environment. Under stress, pressure from authority, the belief that confession is inevitable, or the hope it will bring relief or leniency, innocent people can and do admit to acts they did not commit. In the case of the Central Park Five, the teenagers (ages 14 to 16) were interrogated for hours, in some instances without a parent present, and were made to believe that they had to implicated themselves and one another.

The uncomfortable truth is this: how we question suspects can meaningfully increase or decrease the risk of false confession. The updated systematic review of 29 experimental studies tells a clear story:

• Information-gathering approaches produce as many or more true confessions while dramatically reducing false ones.
• Accusatorial approaches produce significantly more false confessions.

If we are serious about solving crimes, protecting the innocent, and maintaining public trust, the weight of the evidence suggests agencies should consider moving away from accusatorial tactics and toward information-gathering approaches.

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Carlee Ruiz

Carlee Ruiz is the founder of PoliceResearchHub, a platform that turns academic research into practical insights for law enforcement. She brings seven years of experience as a crime analyst and justice researcher, with a focus on evidence based policing, gun violence prevention, and public safety strategy. Carlee currently works as a researcher at National Policing Institute, where she supports evaluations of law enforcement programs and criminal justice initiatives across the country. Through PoliceResearchHub, she aims to make research easier to understand and more useful for the people doing the work on the ground.