Writings on MedicineAt the time of his death in 1995, Georges Canguilhem was a highly respected historian of science and medicine, whose engagement with questions of normality, the ideologization of scientific thought, and the conceptual history of biology had marked the thought of philosophers such as Michel Foucault, Louis Althusser, Pierre Bourdieu, and Gilles Deleuze. This collection of short, incisive, and highly accessible essays on the major concepts of modern