Includes unpublished manuscripts from the late 1960s and early 1970s, and a rich collection of letters. Focuses on Marcuse's critical theory of contemporary society. With introduction by Douglas Kellner and afterword by Jürgen Habermas. '[Towards a Critical Theory of Society] ... will be welcomed by those with an interest in Marcuse and radical thought in the post-war world.' - - History of Political Thought