Can brain scans show when someone is lying? This debate is taking place right now between Gary Smith, who says he didn’t kill his roommate and Montgomery County prosecutors, who say otherwise. According to an article in the Washington Post, some of the nation’s leading neuroscientists, who are using the same technology to study Alzheimer’s…
Read MoreCognitive Deception Detection Skills
PoliceOne.com has reported on some intriguing deception detection techniques. Cognitive interviewing has now been used to detect possible deception when questioning suspects about crimes. According to this article and the Force Science Institute, there are two extremely helpful techniques when trying to elicit deception when interviewing criminal suspects: 1. Asking a suspect to sketch one or more…
Read MoreFollow up: Searching for Microexpressions
If you read last week’s blog post on convicted murder Skylar Deleon, you would have seen a lot of disgust microexpressions throughout the interview with Dateline’s Josh Mankiewicz. Deleon, who often speaks with a soft voice, can’t seem to mask his feeling of repulsiveness. Many of the readers who watched the video spotted these various microexpressions right…
Read MoreSpotting Lies: A How to Guide
Experts are not good at detecting deception according to the The Huffington Post and new research conducted by Professor of Applied Social Psychology, Aldert Vrij. Dr. Vrij reveals that with an average accuracy rate of 56.6%, lies go undetected more than 1/3 of the time! His latest research suggests that even trained professionals such as…
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