JEFFREY A. ENGEL is the founding director of the Center for Presidential History at Southern Methodist University. Educated at Cornell, Oxford, the University of Wisconsin-Madison, and Yale University. He has authored or edited ten books on American foreign policy, including The Fall of the Berlin Wall: The Revolutionary Legacy of 1989 and The China Diary of George H. W. Bush: The Making of a Global President. Born above the Mason-Dixon line, he now lives and teaches in Dallas, Texas.