The Cambridge Companion to Simone de BeauvoirSimone de Beauvoir was a philosopher and writer of notable range and influence whose work is central to feminist theory, French existentialism, and contemporary moral and social philosophy. The essays in this volume examine the major aspects of her thought. They explore her views on the role of biology, sexuality and sexual difference, and evil; the influence on her work of Heidegger, Sartre, Merleau Ponty, Husserl, and others; and the philosophical