Based on 1,364 children across Grades 1, 3, and 5, the present study explored the mutualism of (externalizing and internalizing) behavioral problems and language, and whether social skills explained such mutualism. The random intercept cross-lagged panel models were conducted to control for between-person level variance and to explore mutualism of…

Universal interventions are designed to systematically teach and reinforce consistent behavioral expectations. The purpose of this study was to provide an example of a group contingency classwide intervention called "Anchor the Boat" that operationally defined behavioral expectations, taught those expectations using teacher-directed…