Many of the evangelicals that Emerson and Smith interviewed believed that their desire to remain in a homogenous church had nothing to do with bigotry or intolerance. However, research on group processes shows that group separation and prejudice have a bidirectional relationship—that is, prejudice tends to result in division between groups and division between groups tends to result in prejudice. What begins as seemingly harmless homogeneity often snowballs into distrust, inaccurate perceptions of other groups, prejudice and hostility.
