Eighty-six male undergraduate university students in Canada participat
ed in a study of the relation between sexual aggression and the variab
les of sex role stereotyping, fraternity affiliation, participation in
athletics, hostility toward women, aggressive drive, aggressive attit
ude, alcohol use, and masculinity. Multiple regression analysis identi
fied physical aggression sex role stereotyping and fraternity affiliat
ion as best predictors of sexual aggression.