As the author ofJustice as Impartiality, I am not ashamed to admit that I was delighted by the liveliness of the discussion generated by it at the meeting on which this symposium is based. I am likewise grateful to the six authors for finding the book worthy of the careful attention that they have bestowed on it. Between them, the symposiasts take up many more points than I can cover in this response. I shall therefore focus on some themes that (...) cluster round the contractual device that I associate with the notion of justice as impartiality. Is it necessary? If it is not necessary is it nevertheless useful? Within an overall contractual framework is the form of contract that I propose uniquely justifiable? And does the form of contract that I defend generate the implications that I claim for it? (shrink)