NPR Story
10:22 am
Fri May 10, 2013

Microexpressions: More Than Meets The Eye

Originally published on Fri May 10, 2013 12:23 pm

David Matsumoto, a psychology professor at San Francisco State University, trains national security officials and police officers to recognize "microexpressions"--fleeting, split-second flashes of emotion across someone's face. Matsumoto says those subtle cues may reveal how an interview subject is feeling, helping officials to hone their line of questioning.

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