Psychoanalyst, psychiatrist, and philosopher known as the most controversial psychoanalyst since Freud.
He attended Jesuit Collège Stanislas. He entered medical school in 1920 after being deemed too thin to join the military.
His works greatly influenced post-structuralist philosophers in the 1960s and 1970s.
He married Marie-Louise Blondin in January 1934.
He studied the life and work of James Joyce.