books.google.co.uk - Being-in-the-World is a guide to one of the most influential philosophical works of this century: Division I of Part One of Being and Time, where Martin Heidegger works out an original and powerful account of being-in-the-world which he then uses to ground a profound critique of traditional ontology...http://books.google.co.uk/books/about/Being_in_the_world.html?id=ACIxwxBq2ZgC&q=concern&utm_source=gb-gplus-shareBeing-in-the-world