David J. Lieberman
1966 โ ยท United States
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About
American psychologist and bestselling author specializing in human behavior. He has authored numerous books on communication and has consulted for the FBI and U.S. military.
1966 โ ยท United States
American psychologist and bestselling author specializing in human behavior. He has authored numerous books on communication and has consulted for the FBI and U.S. military.