Student behavior problems in general-education classrooms present a major barrier to effective teaching. Behavior challenges, such as disruptions, noncompliance, and peer conflicts, reduce instructional time, whereas prosocial behaviors, such as paying attention, being ready to work, asking for help, participating in class, and completing…

This study explores whether a school-based group counseling program for adolescent girls, implemented at scale, can mitigate trauma-related mental health harms. In a randomized trial involving 3749 Chicago public high school girls, we find that participating in the program for 4 months induces a 22% reduction in posttraumatic stress disorder…

Preschool parent interventions may produce downstream benefits if initial intervention gains are sustained and improve later socialization experiences. This study explored associations between initial effects of the REDI (Research-based Developmentally Informed) Parent program and later benefits. A randomized trial involving 200 Head Start…

The current study evaluated the initial efficacy of three intervention programs aimed at improving school readiness in preschool children with externalizing behavior problems (EBP). Participants for this study included 45 preschool children (76% boys; M[subscript age] = 5.16 years; 84% Hispanic/Latino background) with at-risk or clinically…