Political scientists have long wondered if violent political speech can be linked to political violence, a question given urgency in the wake of the shooting of Gabrielle Giffords.
Liberals and conservatives conceive of morality in decidedly different ways. Jonathan Haidt has mapped out their competing ethical universes in hopes they can learn to peacefully coexist.
Analysis: In the second part of an examination of "A Prejudice for the Thinking Classes," two professors argue that liberal-leaning outlets harp on religious conservatives' ties to GOP.