Michael Mandelbaum is the Christian A. Herter Professor of American Foreign Policy at The Johns Hopkins University School of Advanced International Studies in Washington, D.C., where he is also the chairman of the Department of American Foreign Policy. Before joining Johns Hopkins in 1990, Professor Mandelbaum taught at Harvard University, Columbia University and at the United States Naval Academy. He also has taught business executives at the Wharton Advanced Management Program in the Aresty Institute of Executive Education at the Wharton School of Business at the University of Pennsylvania.