The Nine Tells That Don't Work

Across more than 200 published studies, the average person identifies deception at roughly 54% accuracy. Trained professionals — police officers, customs agents, judges — score close to the same. What training reliably improves is confidence, not accuracy.

This two-page reference lists the nine most commonly taught deception indicators that don't survive contact with the evidence, what the research actually shows about each one, and what the behavior is really measuring. Then it covers what does hold up.

Free. Print it and put it in front of anyone in your organization who conducts interviews.