One of the leading intellectuals of the twentieth century and the most prominent thinker in post-war France, Foucault's work influenced disciplines as diverse as history, sociology, philosophy, sociology and literary criticism.Michel Foucault (1926–1984) was a French historian and philosopher associated with the structuralist and poststructuralist movements. He is often considered the most influential social theorist of the second half of the twentieth century, not only in philosophy but in a wide range of disciplines in the humanities and social sciences. Among his most notable books are Madness and Civilization, Discipline and Punish, and The History of Sexuality.