https://doi.org/10.1177/0886260517696864 Journal of Interpersonal Violence 1–23 © The Author(s) 2017 Reprints and permissions: sagepub.com/journalsPermissions.nav DOI: 10.1177/0886260517696864 journals.sagepub.com/home/jiv Article Exploring Bullying Perpetration and Victimization Among Adolescent Girls in the Child Welfare System: Bully-Only, Victim-Only, Bully-Victim, and Noninvolved Roles Paul R. Sterzing, 1 Wendy F. Auslander, 2 G. Allen Ratliff, 1 Donald R. Gerke, 2 Tonya Edmond, 2 and Melissa Jonson-Reid 2 Abstract Childhood abuse is a common experience for youth in the child welfare system, increasing their risk of bullying perpetration and victimization. Little research exists that has examined the rates of bullying perpetration and victimization for child welfare–involved adolescent girls. The study addressed the following aims: (a) to generate frequency estimates of physical, nonphysical, and relational forms of bullying perpetration and victimization; (b) to identify the frequency of bully-only, victim-only, bully-victim, and noninvolved roles; and (c) to identify risk and protective factors that correlate with these bullying role types. Participants were 236 girls (12-19 years) in the child welfare system from a Midwestern urban area. Participants were referred to the study to join a trauma-focused group program. Seventy-five percent of the total sample were youth of color, with the remaining 25% identifying as White, 1 University of California, Berkeley, USA 2 Washington University in St. Louis, MO, USA Corresponding Author: Paul R. Sterzing, School of Social Welfare, University of California, Berkeley, 120 Haviland Hall, #7400, Berkeley, CA 94720-7400, USA. Email: sterzing@berkeley.edu 696864JIV XX X 10.1177/0886260517696864Journal of Interpersonal ViolenceSterzing et al. research-article 2017