RONALD ARONSON was born in Detroit in 1938. He studied at Wayne State University, Detroit, and at UCLA, and obtained his doctorate in the History of Ideas from Brandeis University, where he was a pupil of Herbert Marcuse, in 1968. Professor of Humanities in the University Studies/Weekend College Programme at Wayne State, Aronson is author of the study, Jean-Paul Sartre: Philosophy in the World (Verso, 1980). He is preparing a study, Sartre’s Second Critique. He has received fellowships from the National Endowment for the Humanities and the American Council of Learned Societies.