“…Some prior research has found that injunctive norms may have an influence on behavior even in situations where descriptive norms do not (Henry et al., ; Moon, Weick, & Uskul, ). Numerous prior studies have documented associations between youths’ perceptions of injunctive norms and substance use (Nesi, Rothenberg, Hussong, & Jackson, ; Stanley, Swaim, & Dieterich, ) and aggression perpetration (Ajzen, ; Bosson, Parrott, Swan, Kuchynka, & Schramm, ; Hertzog & Rowley, ; Reyes, Foshee, Niolon, Reidy, & Hall, ). The robust relationship between perceptions of peers’ expectations for behavior and individuals’ actual behavior has been attributed to the human tendency to want to be perceived as behaving “normally”—that is, neither above or below the norm (Hertzog & Rowley, ; Schultz, Nolan, Cialdini, Goldstein, & Griskevicius, ).…”