Countless biographers have tried to unveil the real Jean-Paul Sartre without his consent or cooperation. Only John Gerassi--the "non-godson" of Sartre, an atheist--was honored with the responsibility of being Sartre's official biographer. After drafting the commission with Sartre on the back of a menu at La Coupole, Gerassi recorded over one hundred hours of interviews with him between 1974 and 1979, and another hundred hours with Sartre's...