 The problem is not only that impersonal persons of this sort are likely to suffer from massive indifference, but also that there is alleged to be a conceptual difficulty with the very idea of conceiving impartiality in such terms. An abstract or impersonal evaluator, it is argued, could not possibly make reliable judgments about substantive moral matters (whether or not he was motivated to), since he would be unable to appreciate the particular concerns of the contesting parties. Both of these difficulties – the motivational and the cognitive – are well expressed by Iris Marion Young, who rejects altogether the idea that morality is primarily a matter of impartiality: