... parts of thosebodies, such as their brains. The other was the question of whether the mental states of persons, such as thoughts andfeelings, are identical with certain physical states of theirbodies, ... justice in the present book.An introduction to the philosophy of mind50suitable pattern of causal relationships, as may the states of a bundle of human neurones, or the states of a piece of com-puting ... denial of the existence of ‘qualia’altogether.8Some may contend that the hypothesis of spec-trum inversion is not even intelligible, on the grounds thatwe could, in the nature of the case,...