Keir A. Lieber is an assistant professor in the Department of Political Science at the University of Notre Dame. His current research focuses on the international politics of contemporary American grand strategy and U.S. nuclear weapons policy. Dr. Lieber received his MA and PhD from the University of Chicago and BA from the University of Wisconsin-Madison. His articles have appeared in leading scholarly and foreign policy journals -- most recently, in International Security and Foreign Affairs -- and he is the author of the book, War and the Engineers: The Primacy of Politics over Technology (Cornell University Press, 2005), which explores the relationship between technological change and the causes of war. He has held fellowships from the Brookings Institution, Earhart Foundation, John D. and Catherine T. MacArthur Foundation, Andrew Mellon Foundation, and Smith Richardson Foundation. At Notre Dame, Dr. Lieber is also a faculty fellow of the Kroc Institute for International Peace Studies and the Nanovic Institute for European Studies.