“…The majority of relational aggression studies focus on early to middle childhood (Crick & Nelson, 2002;Crick, Bigbee, & Howes, 2007;Giesbrecht, Leadbeater, & Macdonald, 2011;Peters, Cillessen, Riksen-Walraven, & Haselager, 2010;Reed, Goldstein, Morris, & Keyes, 2008), though certain studies have found evidence for relational aggression in adulthood (Bjorkqvist, Osterman, & Lagerspetz, 1994;Hess & Hagen, 2006;Loudin, Loukas, & Robinson, 2003;Weber & Kurpius, 2011). However, as with the majority of studies in this domain, these studies focused on gender differences, and did not examine other potentially explanatory factors such as race, socio-economic status, or cultural influences.…”