Are you one of us: Investigating cultural differences in determining group membership

Social Identity Theory (SIT) proposes that people divide the world into ingroups and outgroups to maximize similarities among ingroup members. Because US Americans view self‐attributes as stable and relationships as variable, we reasoned that they would exhibit a collective social identity that emphasizes similarities between ingroup members. Because South Koreans view self‐attributes as variable and relationships as stable, we reasoned that...