Career
He is on the Editorial Board of Nka Journal of Contemporary African Art and a New York correspondent for Flash Artist He was one of the curators of Documenta 11 (Kassel, 2002), as part of the group directed by Okwui Enwezor. He was also one of the curators of the first and second Johannesburg Biennials (1995 and 1997.
The large list of exhibitions he has curated include In/Sight, African Photographers 1940 to the Present (Guggenheim Museum, New York, 1997, and Versiones del Sur.
Latinoamerica at Centro de Arte Reina Sofia (Madrid, 2000). He was one of the curators of Fresh Cream (Phaidon Press, London, 2000), has authored more than a dozen books on artists, and has contributed to numerous other books and catalogues.
He recently curated important exhibitions of the works of Cerith Wyn Evans and Paul Pfeiffer at MUSAC.