In this article we summarize what is known about nonsuicidal self-injury (NSSI) in youth. First, we describe basic demographic trends, prevalence, and function. Then we turn our attention to the implications of NSSI for schools, school-related policies, and school guidelines. Having provided an overview of the field, we conclude that even in the…

Objective: Although child maltreatment is associated with later non-suicidal self-injury (NSSI), the mechanism through which it might lead to NSSI is not well understood. The current retrospective case-control study examined associations between child maltreatment and later NSSI, and investigated the mediating roles of dissociation, alexithymia,…

Family therapy can be an important component of a comprehensive treatment plan when counseling adolescents who engage in nonsuicidal self-injury. The authors provide a rationale for the use of letter writing as a therapeutic intervention when counseling families in which an adolescent engages in nonsuicidal self-injury. Descriptions of types of…

Nonsuicidal self-injury (NSSI) has become a significant public health problem. Although numerous studies have examined cross-sectional psychological correlates of NSSI, there has been little research examining predictors of NSSI over time. The present study examined cross-sectional and longitudinal correlates of NSSI in 81 young adult…