The biennials, festivals, and educational spaces changing the shape of African photography. Aperture takes a detailed look at the dynamic spaces that have shaped conversations about photography in Africa for the last twenty-five years--the biennials, experimental art spaces, and educational workshops in which artists and audiences interact with photography. Platform Africa presents a new generation of artists, and is produced in collaboration with guest editors Bisi Silva , founder and artistic director of the Centre for Contemporary Art in Lagos, Nigeria; John Fleetwood , director of the South Africa-based platform Photo and former head of the Market Photo Workshop in Johannesburg; and Aicha Diallo , associate editor of Contemporary And .