This document discusses relational aggression, commonly known as girl bullying. It defines relational aggression as behavior intended to harm someone's relationships. Common forms of relational aggression include gossip, exclusion, spreading rumors, and intimidation. The document explores differences between how girls and boys bully, with girls being more emotionally hurtful through social manipulation rather than physical aggression. It examines the roles that aggressors, victims, and bystanders play in relational aggression situations among teen girls and cultural factors that influence girls' relationships and behaviors.