Achille Mbembe is Professor at the WISER Institute, University of Witwatersrand. He was born in Cameroon and obtained his Ph.D in History at the Sorbonne in Paris in 1989 and a D.E.A. in Political Science at the Institut d’Etudes Politiques (Paris). He was Assistant Professor of History at Columbia University, New York, from 1988-1991, a Senior Research Fellow at the Brookings Institute in Washington, D.C., from 1991 to 1992, Associate Professor of History at the University of Pennsylvania from 1992 to 1996, Executive Director of the Council for the Development of Social Science Research in Africa (Codesria) in Dakar, Senegal, from 1996 to 2000. Achille was also a visiting Professor at the University of California, Berkeley, in 2001, and a visiting Professor at Yale University in 2003.