Individual differences in trajectories of anxious withdrawal were examined from Grades 5 to 8 across the transition to middle school in a community sample (N = 283), using General Growth Mixture Modeling. Three distinct pathways of anxious withdrawal were identified: "low-stable" (78%), "high-decreasing" (12%), and…

Assessed the extent to which preferential personal attraction was associated with behavioral similarity among newly acquainted children. Found that "discriminating" children were more behaviorally similar to preferred playmates than nonpreferred playmates, both in terms of cognitive play style and social participation. (AA)