When a Polygraph Result Becomes Interrogation Pressure: What 56 Exonerations Reveal

California polygraph use policy review with employment documents on a desk

An innocent person undergoes a polygraph examination during a criminal investigation. The examiner evaluates the results, but the suspect is told the test shows deception. Under pressure to explain an apparently incriminating finding, the person eventually confesses to a crime they did not commit. This is not simply a theoretical concern. A 2026 peer-reviewed study … Read moreWhen a Polygraph Result Becomes Interrogation Pressure: What 56 Exonerations Reveal

Polygraph Independent Review: When Examiners Disagree

Analysts Reviewing Waveform_Charts

A polygraph examiner reports that someone’s physiological responses indicate deception. A second qualified examiner studies the same examination records but reaches a different conclusion: the available data do not support a definite opinion. Neither examiner collected a new set of measurements. The difference emerged from reviewing the existing evidence. This is not merely a hypothetical … Read morePolygraph Independent Review: When Examiners Disagree