Abstract

‘Neuroethics’ is a term which has come into use in the last few years, and which is variously defined. In the Preface to his book, Grant Gillett indicates the sense in which he is using it: the central questions in neuroethics, he says, are those of ‘human identity, consciousness and moral responsibility or the problem of the will’. His aim is to offer an account of human identity which can shed light on issues both in general philosophy and in bioethics.The question which this account seeks to answer is stated in various ways in the book, but perhaps the simplest formulation is this: what is the difference between being somebody and being some body? The Cartesian answer, that the difference lies in the possession of an immaterial thinking substance, is rejected on the grounds that a thinking thing cannot be only a thinking thing: to think is to respond to the world in various ways, which requires bodily means of response. But the same argument also applies to the ‘Cartesian materialism’ which would identify ‘mind’ with ‘brain’. Instead …