writer and ethnologist, was born in 1945. From 1980 to 1984 he was a publisher (Qumran Verlag für Ethnologie und Kunst). He has published numerous volumes of prose and essays, as well as biographies (including Michel Leiris and Georges Bataille) and books of interviews (including “Die Sonne und der Tod”, with Peter Sloterdijk, and “Schwarzfahrer des Lebens”, with Georges-Arthur Goldschmidt). In 2003 he was awarded the Preis für dialogisches Denken (“Prize for Dialogic Thought”).