Steven Pinker: If the World is Safer, Why Can I Still Die?

Season 2013 Episode 40 | 2m 48s

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.

Aired: 12/19/13