Responses to Peer Stress Predict Academic Outcomes Across the Transition to Middle School

This study examined physiological and coping responses to peer-evaluative challenges in early adolescence as predictors of academic outcomes. The sample included 123 young adolescents ([Formula: see text] age = 12.03 years) who participated in the summer before (T1) and the spring after (T2) the transition to middle school. At T1, respiratory sinus arrhythmia reactivity (RSAR) and engaged coping responses (prosocial problem-solving, positive...