Always one to take on big questions, Grosz wants to shift the attention of feminist and other radical social theory to the natural sciences, in order to ask how the biological induces the cultural and, further, how our immersion in time affects the materiality of living beings. Her characteristically lucid and passionate style engages imagination and intellect equally.' Susan Sheridan, Professor of Women's Studies, Flinders UniversityIn this pathbreaking new work, Elizabeth Grosz proposes a theory of becoming in place of the prevailing emphasis on being in social, political and biological discourse. Drawing on evolutionary biology, she explores the effect of time on the organization of matter and the development of biological life. She argues that factoring in the relentless forward movement of time throws new light on the ever-growing complication of social life, and also on political struggle.Grosz juxtaposes the work of Darwin, Nietzsche and Bergson. Each theorises time as an