Mark Lilla is professor of the humanities at Columbia University, and author, most recently, of The Stillborn God: Religion, Politics, and the Modern West and The Reckless Mind: Intellectuals in Politics. An essayist and historian of ideas, Lilla is a frequent contributor to the New York Review of Books, the New Republic, and the New York Times. After holding professorships at New York University and the Committee on Social Thought at the University of Chicago, he joined Columbia University in 2007. He lectures widely and has delivered the Weizmann Memorial Lecture in Israel and the Carlyle Lectures at Oxford University.