Several studies suggest that values-affirmation can serve as a simple, yet powerful, tool for dramatically reducing achievement gaps. Because subtle variations in implementation procedures may explain some of the variation in these findings, it is crucial for researchers to measure the fidelity with which interventions are implemented. The authors…

The literature suggests there is much to be gained from exploring the role of the peer network in linguistically diverse "mainstream" middle school classrooms (i.e., classrooms that include English language learners alongside fluent English-speakers). The present study uses social network analysis to examine whether between-classroom and…