Book excerpt: The second in a three-volume definitive collection of articles, interviews, and seminars from one of the century's most influential thinkers, Michel Foucault (1926-1984). Selections include commentaries on the work of de Sade, Rousseau, Marx, Nietzsche, Freud, Roussel, and Boulez. They also include unique insight into the development of Foucault's original philosophical program.