This collection of papers provide a range of data on dealing with violence in the schools and communities, focusing on risk factors and correlates of youth violence, how violence affects young people, and how schools can help students avoid violence. The papers include: "Youth Violence in the United States: Major Trends, Risk Factors, and Prevention Approaches" (Linda L. Dahlberg); "Concurrent Risk Factors for Adolescent Violence" (Hilary Saner and Phyllis Ellickson); "Adolescent Homicide: Towards Assessment of Risk" (Peter J. Hardwick and Martyn A. Rowton-Lee); "Youth and Violence on Local Television News in California" (Lori Dorfman, et al.); "The Impact of Children Witnessing Violence" (Jane F. Knapp); "Profile of a Bully: Who Would Do Such a Thing?" (Arthur M. Horne and Robert Socherman); "Precursors and Consequences of Membership in Youth Gangs" (Richard L. Dukes, Ruben O. Martinez, and Judith A. Stein); "Nine Critical Elements of Promising Violence Prevention Programs" (Linda Dusenbury, et al.); "Suicide Contagion and the Reporting of Suicide: Recommendations from a National Workshop" (Patrick W. O'Carroll and Lloyd B. Potter); and "Conflict Resolution as Peer Mediation: Programs for Elementary, Middle, and High School Students" (Helen S. Lupton-Smith, et al.). (Papers contain references.) (SM)