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Feb 21, 2023

Chris and Jonathan talk to Vincent Denault, who researches nonverbal communication. Are there human lie detectors? Is someone lying when their eyes are shifty? And more importantly, do people in positions of power believe the pseudoscience of lie detection?

(2:54) What is nonverbal communication?

(7:09) Vincent thought he could become a human lie detector

(9:45) Is there a clear way to know when someone is lying?

(18:30) Lie to Me and The Mentalist

(22:53) Hollywood’s love affair with body language

(30:14) Is there a dictionary for nonverbal communication?

(31:26) Reading politicians’ body language

(34:57) How good are we at detecting lies?

(36:00) The polygraph

(44:08) Are judges, lawyers and cops aware of this BS?

(49:31) Nonverbal communication in healthcare

(52:51) Let’s not throw the baby out with the bathwater


* Theme music: “Fall of the Ocean Queen“ by Joseph Hackl.

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1) Vincent’s website:

2) Vincent on LinkedIn: