William W. Kaufmann, professor emeritus at the Massachussetts Institute of Technology, is a senior fellow in the Foreign Policy Studies Program at Brookings, where he also holds the Sydney Stein, Jr., Chair in International Security. He is the author of numerous books, including Glasnost, Perestroika, and U.S. Defense Spending (1990), and coauthor of Decisions for Defense: Prospects for a New Order (1991).