"A magisterial accomplishment that will be the standard in this field for years to come."--John D. Caputo, Villanova University "Outstanding, entirely original, absolutely groundbreaking.... It is quite simply the best account to date--and the best we can expect for decades in the future--of the philosophical development of Heidegger's early thought."--Thomas Sheehan, Loyola University "A magisterial accomplishment that will be the standard in this field for years to come."--John D. Caputo, Villanova University.