David Theo Goldberg is Professor of African American Studies and Criminology, Law, and Society at the University of California, Irvine and Director of the system-wide University of California Humanities Research Institute. His books include The Racial State (2002), Race Critical Theories: Text and Context (2002, co-edited with Philomena Essed), and Racist Culture: Philosophy and the Politics of Meaning (1993).

Ato Quayson is Lecturer in the English Faculty, Director of the African Studies Centre, and Fellow of Pembroke College at the University of Cambridge. He is the author of Strategic Transformations in Nigerian Writing (1997), Postcolonialism: Theory, Practice or Process (2000), and Calibrations: Reading for the Social (2002).