Sam Harris speaks with Mark Lilla about the fate of political liberalism in the United States, the emergence of a new identity politics, the role of class in American society, wealth inequality, and other topics. Mark Lilla is Professor of the Humanities at Columbia University and a prizewinning essayist for the New York Review of Books and other publications worldwide. His books include The Shipwrecked Mind: On Political Reaction; The Stillborn God: Religion, Politics, and the Modern West; The Reckless Mind: Intellectuals in Politics, and The Once and Future Liberal: After Identity Politics.