How to Spot a Liar

Guest: Norah Dunbar, PhD, Professor of Communication, Univeristy of California, Santa Barbara When someone’s lying to you, you know, right? They’re acting shifty. They’re not making eye contact. Well, the truth is you may as well flip a coin to decide if someone’s deceiving you, because humans are really not good at spotting a liar. Can lie-detecting techniques be taught?