David Matsumoto (born August 2, 1959) is an author, psychologist and judoka. His areas of expertise include culture, emotion, facial expressions, nonverbal behavior and microexpressions. He has published over 400 articles, manuscripts, book chapters and books on these subjects. Matsumoto is a professor at San Francisco State University and also the director of Humintell - a company that provides "unique training in the fields of facial expression of emotion, nonverbal behavior, detecting deception and cultural adaptation." In addition, he is an 8th degree black belt in judo and the founder and program advisor of the East Bay Judo Institute in El Cerrito, California. He was most recently inducted into the 2021 United States Judo Federation (USJF) Hall of Fame which acknowledges outstanding judoka who have made significant contributions to the sport of judo. More information...
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