By William Saletan, The New York Times An excerpt: In “The Righteous Mind,” Haidt seeks to enrich liberalism, and political discourse generally, with a deeper awareness of human nature. Like other psychologists who have ventured into political coaching, such as George Lakoff and Drew Westen, Haidt argues...

By Jonathan Haidt, Reason Magazine From a rational perspective, joining a protest rally is like voting—a complete waste of time. The odds that your voice or your protest sign will make a difference are no better than the odds that your vote will change an election. And yet, people do join protests and...

By Kwame Anthony Appiah in The Washington Post. "Once, pretty much everywhere, beating your wife and children was regarded as a father's duty, homosexuality was a hanging offense, and waterboarding was approved -- in fact, invented -- by the Catholic Church. Through the middle of the 19th century...