Barry Ritholtz Interviews Michael Mauboussin: Masters in Business
Michael Mauboussin is considered an expert in the field of behavioral finance and has some famous books on the topic including, Think Twice: Harnessing the Power of Counterintuition and More More Than You Know: Finding Financial Wisdom in Unconventional Places.

Also see Michael Mauboussin: The Trouble with PE Multiples

Michael Mauboussin: How important is luck in investing?
Source: Flickr