Hubert L. Dreyfus is Professor of Philosophy in the Graduate School at the University of California, Berkeley. His research interests bridge the Analytic and Continental traditions in twentieth-century philosophy focusing on non-conceptual intentional content in skilled action and in perception. He is author of What Computers (Still) Can't Do (MIT, 1992) and Being-in-the-World: A Commentary on Heidegger's Being and Time, Division I (MIT, 1991).
Mark A. Wrathall is Professor of Philosophy at the University of California, Riverside. He is the author of Heidegger and Unconcealment: Truth, Language and History (CUP, 2010) and the editor of The Cambridge Companion to Heidegger's Being and Time (CUP, 2013).