Since its original publication in 1929, Martin Heidegger’s provocative book on Kant’s Critique of Pure Reason has attracted much attention both as an important contribution to twentieth-century Kant scholarship and as a pivotal work in Heidegger’s own development after Being and Time. This fifth, enlarged edition includes marginal notations made by Heidegger in his personal copy of the book and four new appendices—Heidegger's postpublication notes on the book, his review of Ernst Cassirer's Philosophy of Symbolic...