In this important book, Thomas R. Flynn reinterprets and evaluates Sartre's social and political philosophy, arguing that the existential ethics of Sartre's early phase is consistent with the Marxist-inspired views of his later writings. Displaying his mastery of Sartre's entire corpus, Flynn reconstructs Sartre's social ontology with its sensitive balance of the existentialist's respect for moral responsibility and the Marxist's sense of social causation...