Christopher Preble is co-director of the New American Engagement Initiative within the Atlantic Council’s Scowcroft Center for Strategy and Security. Preble was previously vice president for defense and foreign policy studies at the Cato Institute, and before that served as Cato’s director of foreign policy studies. He is the author of four books, including Peace, War and Liberty: Understanding U.S. Foreign Policy (2019), and The Power Problem: How American Military Dominance Makes Us Less Safe, Less Prosperous, and Less Free (2009). His work has appeared in major publications, including the New York Times, the Washington Post,Survival, The National Interest, and Foreign Policy, and he co-hosts “Net Assessment” in the War on the Rocks podcast network. Preble, a former commissioned officer in the U.S. Navy, holds a PhD in history from Temple University.