“…A number of experimental and interview studies have shown how shared ingroup membership can facilitate intragroup trust, cooperation, a decrease in stress, comfort in close physical proximity, and helping behaviours Novelli, Drury, & Reicher, 2010;Levine, Cassidy, Brazier, & Reicher, 2002; The Prayag Magh Mela Research Group [PMMRG], 2007;Drury, Cocking, & Reicher, 2009). …”