It's no accident that Jamie M. Ostrov holds a third-degree black belt in karate and also specializes in relational aggression. Never a victim of school-yard fisticuffs himself as a boy, Ostrov, an ...

Corrected: An earlier version of this story misidentified Stephen S. Leff. He is a psychologist and director of the Friend to Friend and Preventing Relational Aggression in Schools Everyday (PRAISE) ...

Classroom management can be difficult, with students socializing in both positive and negative ways. Veteran teachers will tell you that students are very perceptive about peers who are causing ...

Every parent wants their children to have close friendships — peers they can hang out with, share secrets with, and be just themselves with. Healthy friendships fulfill deep needs within all humans, ...

Long-term close relationships require a lot of work to maintain, and even the best of them may fall short at times from the ideals that we all hold about what constitutes a good relationship.

A new study from the Violence Prevention Initiative at The Children's Hospital of Philadelphia (CHOP) suggests that educators, particularly in urban schools, should teach elementary school-aged girls ...

Adolescent aggression leads to accelerated biological aging and health risks by age 30, driven by ongoing relationship conflict.