Black Caribbean boys turned to rapper role models in the media due to a lack of positive father figures in their lives. They were from matriarchal backgrounds. The negative role models made the boys turn to deviant anti-school subcultures leading to lack of achievement.
Easthorpe(1990)

Hollywood films and computer games transmit the view that masculinity is based on strength, aggression, competition and violence. e.g. GTA, Marvel Movies
Reach Media Monitoring Project

Black boys linked to murder and violence involving knife crime/gangs. Negative image of black males therefore provide negative role models.