This document provides an overview of bullying, including definitions, types, prevalence, characteristics of students who bully and are victimized, risk factors, and approaches to prevention and intervention. It discusses definitions of bullying, teasing, and conflict; estimates that 20-25% of students bully and 5-20% bully consistently; risk factors for students who bully like desire for power and control; and effective intervention strategies like school-wide programs that are intensive, carefully monitored, and include parent training.