Violence by young people is one of the most visible
forms of violence in society. Around the world,
newspapers and the broadcast media report daily on
violence by gangs, in schools or by young people
on the streets. The main victims and perpetrators of
such violence, almost everywhere, are themselves
adolescents and young adults. Homicide and
non-fatal assaults involving young people contribute
greatly to the global burden of premature
death, injury and disability