The report evaluates the emerging issues of hate-motivated crimes and examines the participation and role of youth over time in this type of behavior. Topics discussed include: (1) definitions and competing conceptualizations of hate-motivated crimes; (2) how legislative bodies and researchers have defined and operationalized hate crimes and how their differing notions have influenced policy and research; (3) the history of hate crimes in the United States and the historical patterns and participation of youth; (4) contemporary trends of hate-motivated crimes; (5) comparisons between bias-motivated incidents with youthful offenders and incidents with adult offenders; (6) comparisons between bias-motivated and non-bias-motivated criminal incidents; (7) adolescent attitudes on race relations, the emergence of adolescent hate groups and the extent of ethnoviolence on high school and college campuses; (8) contemporary prevention and control mechanisms to deter and treat hate-motivated offenders; and (9) areas requiring further research and theory development. References, notes, figures, tables