As universal social-emotional learning (SEL) programs have become more common in K-12 schools, implementation practices have been found to affect program quality. However, research examining how multiple facets of program implementation interrelate and impact student outcomes, especially under routine conditions in schools, is still limited. As…

Research findings: This study investigated how mean classroom-level shyness scores moderated the impacts of "INSIGHTS into Children's Temperament" on instructional support and students' math and reading skills in kindergarten and first grade classrooms. "INSIGHTS" is a temperament-based social- emotional learning intervention…