This is a reference volume for anyone interested in Foucault's work. It provides more than one hundred entries, written by an interdisciplinary team of top scholars of Foucault, on all aspects of Foucault's thinking and contains entries on basic Foucaultian concepts such as history, knowledge, language, philosophy, and power. It also includes entries on philosophers about whom Foucault wrote and who influenced Foucault's thinking, such as Deleuze, Heidegger, Nietzsche, and Canguilhem. This text promises to be an essential tool for all Foucault scholars because of its excellent organization and easy-to-use format.