Examined peer self-concept and its associations with structural and qualitative features of peer experiences in high school students. Factor analysis supported a three-factor model that differentiated the peer self-concept in terms of the peer group, close friendships, and romantic relationships. Found that both peer network structure and…

Observed adolescents' interaction with a same-gender friend in grades 9, 10, and 11. Found evidence of developmental changes for both boys and girls: intimacy based on discussion and self-disclosure increased between grades 9 and 10, and capacity for sustained intimate affect increased between grades 10 and 11. Boys were more likely than girls to…