Creativity is a multifaceted construct that recruits different cognitive processes. Here, we summarize studies that show that creativity develops considerably during adolescence with different developmental trajectories for insight, verbal divergent thinking, and visuospatial divergent thinking. Next, these developmental time courses are mapped to…

Close relationships among children and adolescents are ordinarily considered to encompass friendliness and fun. Recent studies, however, reveal that many friendships have dark sides consisting of competitiveness, hostility, and conflict. Relationships based on aversion and antipathy may turn out to have major developmental implications, but more…