青少年犯罪在美国已成为公众关注的第一号社会问题,青少年中暴力事件逐年增加,参与犯罪案件的年龄越来越小。 为防止青少年犯罪的进一步蔓延,美国国会新近制定了犯罪法和枪支管理法,同时国家和私人团体也增加了对犯罪研究的拨款和捐赠,近年来,国家拨款的大型研究机构包括国家青年调查及罗切斯特、丹佛和匹兹堡3个青少年研究中心,对青少年犯罪问题展开了全面的追踪研究。美国国家暴力研究中心由卡内基大学、匹兹堡大学、威斯康星大学及芝加哥大学 Teenage crime has become the number one social issue of concern to the public in the United States. The number of violent incidents among adolescents has been increasing year by year, and the number of participating crime cases has been getting smaller and smaller. In order to prevent the further spread of juvenile delinquency, the United States Congress has recently enacted the Crime Law and the Firearms Management Act. At the same time, the state and private organizations have also increased their funding and donation for crime research. In recent years, large state-funded research institutes including the National Youth Investigation and Rochester, Denver and Pittsburgh three adolescent research centers on juvenile delinquency launched a comprehensive follow-up study. US National Violence Research Center by Carnegie University, University of Pittsburgh, University of Wisconsin and the University of Chicago