Theoretician of art and aesthetics. He currently directs the La Panacée contemporary art center in Montpellier. Until 2015 he was director of l'École nationale supérieure des beaux-arts in Paris. Co-founder, and from 1999 to 2006 co-director, of the Palais de Tokyo, Paris. Founder and director of Documents sur l'art (1992-2000) and correspondent in Paris for Flash art (1987-1995). He was Gulbenkian curator of contemporary art in Tate Britain, London (2007-2010), being responsible in 2009 for the Tate Triennial.
