David Chalmers’s book is impressive in many ways. I admire the great skill, incisiveness and breadth of vision with which he conducts his argument. Many of his controversial theses and intuitions I find congenial. Unfortunately I do not believe the book’s central thesis, namely, that facts about consciousness are not physical facts. Much of the book is devoted either to establishing this, or to considering how things stand in the light of it. Let me quote a passage in which Chalmers’s (...) thesis is stated. (shrink)