ROSS HARRISON is a professor in the practice of international affairs at the Walsh School of Foreign Service at Georgetown University and also teaches Middle East politics at the University of Pittsburgh. He has served as a corporate CEO, has been on corporate advisory boards, and has worked with an international NGO on its strategic challenges. A member of a group of colleagues (from the U.S. Army War College) that works on improving the teaching of strategy, Harrison lives in Washington, D.C.