studied cultural anthropology at SUNY New Paltz (US) and slavonic studies and art history at the Ruhr University Bochum (Germany). In the early 2000s, he wrote two monographs on the non-conformist Soviet artists of the Sixties, Vadim Sidur and Vladimir Yankilevsky. He has been living in Moscow since 2002, where he has been translating and writing art criticism and theory, contributing to Flash Art, springerin, Moscow Art Magazine, documenta 12 magazine (issues 2 and 3), as well as Rethinking Marxism. A member of the workgroup Chto delat and co-editor of its newspaper since 2003, Riff also participated in the 52nd Venice Biennale in collaboration with Dmitry Gutov on a project called the Karl Marx School of the English Language. He is currently contributing editor of the Russian internet culture portal openspace.ru <http://openspace.ru/>.