A Pew study last year confirmed that U.S. political partisanship has risen sharply. In the face of that trend, is it possible for Democrats and Republicans to get along? Wharton professor Philip Tetlock recently spoke with Jonathan Haidt, author of The Righteous Mind: Why Good People Are Divided by Politics and Religion, to explore this question. Haidt breaks down why it is so hard for liberals and conservatives to understand one another and what can be done to change that