This work, the text of Martin Heidegger's lecture course of 1929/30, is crucial for an understanding of Heidegger's transition from the major work of his early years, Being and Time, to his later preoccupations with language, truth, and ...

Long awaited and eagerly anticipated, this remarkable volume allows English-speaking readers to experience a profound dialogue between the German philosopher Martin Heidegger and the Swiss psychiatrist Medard Boss.

I am trying...to go back through all those places where I was exiled-enclosed so he could constitute his there. To read his text to try to take back from it what he took from me irrecoverably...I am trying to re-discover the possibility of a relation to air. Don’t I need one, well before starting to speak?

An indispensable guide to the major work of one of the twentieth century's most influential thinkers.