“…We argue, however, that perceptions of social identity threat can be altered in such a way that they elicit challenge (see also Alter, Aronson, Darley, Rodriguez, & Ruble, 2010). The current study addresses this issue by comparing how two strategies designed to reduce social identity threat, namely self-affirmation (Steele, 1988) and group affirmation (Derks, Van Laar, & Ellemers, 2009;Glasford, Dovidio, & Pratto, 2009;Sherman, Kinias, Major, Kim, & Prenovost, 2007), impact on cardiovascular performance under social identity threat.…”