This compelling collection, edited by the esteemed philosopher Dominique Lecourt, presents key philosophical texts by Georges Canguilhem, a pivotal figure in 20th-century French thought. Canguilhem's profound insights into the history of science, the philosophy of medicine, and his seminal concepts of the normal and the pathological are explored throughout these carefully selected essays. The volume offers an invaluable opportunity to engage with Canguilhem's rigorous historical epistemology and his critical examination of scientific concepts, providing essential reading for scholars and students interested in the philosophy of science, medical humanities, and the intellectual legacy of one of France's most influential thinkers, contextualized by Lecourt's expert guidance.