In February 2008, Jonathan Haidt gave a TED Talk on the psychological differences between liberals and conservatives. The talk made Haidt America’s most well-known moral psychologist. Haidt would go on to found Heterodox Academy, an organization dedicated to promoting view point diversity at universities. While Haidt is better known for his work promoting intellectual diversity and his remarkably blunt critique of the campus left, his 2012 book, The Righteous Mind, provides much-needed background on the science informing his positions. The Righteous Mind explores human morality from an evolutionary-psychology perspective; the book is less “Conservatives are from Mars, liberals are from Venus,” and more “Sociobology: the new synthesis.” When Haidt began graduate school, moral psychology was dominated by what Haidt refers to as “the moral rationalists.” These were scholars such as Lawrence Kohlberg, Jean Piaget, and Elliot Turiel. The...(Read Full Article)