Disgust is among the strongest of aversions, characterized by involuntary physical recoil and even nausea. Yet paradoxically, disgusting objects can sometimes exert a grisly allure, and this emotion can constitute a positive, appreciative aesthetic response when exploited by works of art -- a phenomenon labelled here "aesthetic disgust." While the reactive, visceral quality of disgust contributes to its misleading reputation as a relatively "primitive"...