Mark J.C. Crescenzi, Chair/Professor of Political Science, earned his B.A. from the University of California at Irvine (1993) and both his M.A. and Ph.D. from the University of Illinois at Urbana-Champaign (2000). He teaches courses in international relations, including international conflict, conflict resolution, and national security. His current research focuses on the role of reputation in world politics; the strategic dynamics of adaptation between governments and opposition groups; sources of credibility in international mediation; and the link between international economic interdependence and conflict. He has recently contributed articles to the American Journal of Political Science, The Journal of Politics, Conflict Management and Peace Science, the Journal of Peace Research, and International Studies Quarterly.