Countermeasures in UK Field Polygraph Practice
A research brief examining what UK field data exists on polygraph countermeasures, where gaps remain, and what would strengthen the evidence base.
Read moreCan You Beat a Polygraph? Myths, Evidence, Research
Can polygraphs be defeated? We examine what peer-reviewed research actually says about countermeasures — and why truthful examinees should never try them.
Read moreWhat Is a Polygraph Test? A Step-by-Step Guide
Understand what a legitimate polygraph examination involves, from pre-test interview to final report, and learn how to spot red flags of poor…
Read moreCan a Polygraph Be Wrong? Accuracy, Errors & Limits
Polygraph testing is probabilistic, not infallible. Learn about accuracy rates, types of error, common myths, and what to do if you dispute…
Read moreResearch summary: Nelson (2015), Scientific Basis for Polygraph Testing
A detailed reading of Raymond Nelson's 2015 Polygraph 44(1) 28–61 review of the scientific basis for comparison-question polygraph testing — diagnostic and…
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