as the infrahumanization research revealed, disgust processes affect us all, regulating how we reason about and experience group membership in everyday interactions. We all have a moral hitch in our hearts, a slight hesitancy to grant out-group members full human status. Too often, humanity, even if only subtly, ends at the border of our tribe. For the most part, these tendencies can only be detected in reaction time tests, but their mere existence allows hate, discrimination, scapegoating, and paranoia to take hold in a population during times of communal stress.
