The Blackwell Companion to Heidegger is a complete guide to the work and thought of Martin Heidegger, one of the most influential philosophers of the twentieth century. *Considers the most important elements of Heidegger s intellectual biography, including his notorious involvement with National Socialism *Provides a systematic and comprehensive exploration of Heidegger s work *One of the few books on Heidegger to cover his later work as well as Being and Time *Includes key critical responses to Heidegger s philosophy *Contributors include many of the leading interpreters of, and commentators on, the work of Heidegger