Roger Caillois
Founding members include some of France's most well-known intellectuals of the interwar period, including Georges Bataille, Roger Caillois, Pierre Klossowski, Jules Monnerot, Pierre Libra and Georges Ambrosino. Participants also included Hans Mayer, Jean Paulhan, Jean Wahl, Michel Leiris, Alexandre Kojève and André Masson. Walter Benjamin was invited to give lectures, but these never materialized.