Flashback Friday: Republicans are more easily grossed out than Democrats.

Figure 1. Sample of Type of Image Rated to be Disgusting.This is an image similar to one of the actual image types rated as disgusting by the raters. The actual images used in the study are from the International Affective Picture System (IAPS) collection and cannot be reproduced in a publication. This image is modeled on an image in the IAPS collection of a man eating worms, but the man in this picture is actually one of the authors of this article. People react very differently to disgusting situations than to other daily life events, and it's thought that this may have evolved as a way of protecting ourselves from parasites. But such hard-wired responses also have far-reaching effects on modern life. For example, this paper suggests that differences in disgust responses may influence one's political affiliation and views on gay marriage. Be sure to read the caption for Fig. ...