1. Pierre Englebert is Associate Professor of Politics at Pomona College. He is the author of State Legitimacy and Development in Africa (2000) and Africa: Unity, Sovereignty, and Sorrow (forthcoming).
2. Denis M. Tull is a senior researcher at the German Institute for International and Security Affairs in Berlin. A specialist of Central Africa, he has published extensively on political reconfigurations in war-torn states as well as on China's engagement in Africa.