- Katherine Fritzlen, Univ. of Tennessee
- Michael Olson, Univ. of Tennessee
- David March, Univ. of Tennessee
Does learning of a similarity with an outgroup affect prejudice toward that group? Heterosexuals who were led to believe their pupil dilations were similar to homosexuals showed reduced implicit prejudice, but only if they believed that sexual orientation was biologically-determined. Thus, knowledge of similarities with outgroups may affect attitudes towards those groups.