Foucault/Derrida Fifty Years Later. The Futures of Genealogy, Deconstruction, and Politics, Edited by Olivia Custer, Penelope Deutscher, and Samir Haddad. Columbia University Press, 2016 Early in their careers, Michel Foucault and Jacques Derrida argued over madness, reason, and history in an exchange that profoundly influenced continental philosophy and critical theory. In this collection, Amy Allen, …