S2013 Ep40: Steven Pinker: If the World is Safer, Why Can I
Video duration: 2:48
Steven Pinker is a Professor in the Department of Psychology at Harvard University. Among many other subjects, he researches and explores cognition, language and the history of human violence. In his off-hours, he appears on "The Colbert Report" where he endures endless jokes about his hair from host Stephen Colbert.