..". a major contribution to Heidegger scholarship..." --Journal of the History of Behavioral Sciences

"Van Buren's portrayal of these formative years is striking and vital to all future Heidegger scholarship." --Christian Century

"Van Buren presents a clear and cogent argument for the theory that Martin Heidegger's mature thought, epitomized in Being and Time, actually was a return to his youthful theory and concerns.... Van Buren's ability to present a rounded discussion while using Heidegger's own technical vocabulary is highly commendable." --Library Journal

..". here at last is a work on the philosopher that is of fundamental philosophical-historical import. Van Buren's book is both interesting and well written... " --Choice

..". a readable, interesting, and first-rate book." --John D. Caputo

A startling new reading of Martin Heidegger's early thought leading up to Being and Time (1927) and its subsequent development in his later writings.