He gained a degree in film and photography at the Polytechnic of Central London (now University of Westminster) in 1980.
In 2008 he was awarded his PhD with the dissertation "On Terra Firma: Space, Place and the Moving Image", by the Royal College of Art.
[1] Kossoff began his career working as a playwright, with plays performed by the Royal Shakespeare Company, Soho Theatre and at Edinburgh Festival Fringe.
[2] He made several films for Channel 4 including East Enders Against the Grain (1988), on the representation of the East End of London in film, Arm in Arm Together (1989),[3] about Anglo-Soviet relations and home front propaganda during World War II, and Turbulence (1992), starring Kelly Marcel and Cathy Tyson, that looked at the issue of family sexual abuse.
[4] He has written for various journals[5][6] and edited books, mainly focusing on issues of praxis and technics in the work of Walter Benjamin and Bernard Stiegler.