Using a dataset that includes over 17 million students from across all 50 states, we estimate the causal impact of making structural transitions into middle school (in grades 4, 5, 6, or 7) on student math and reading achievement trajectories. This dataset provides an ideal opportunity to engage in the valuable scientific practice of conducting…

A 12-week, 32-lesson afterschool intervention was conducted with third-to fifth-grade urban African American boys classified as aggressive. Grounded in attribution theory and organized around the construct of perceived responsibility in self and others, the intervention focused on increasing both social skills and academic motivation. Participants…

The purpose of this study was to examine the social cognitions of peer-identified socially withdrawn children. Participants included 457 children from grades four, five and six (54% females, 46% males). Children completed a selection of self- and peer-report measures including: (1) peer-rated behavioral nominations; (2) hostile intent biases and…