Disciplinary exclusions, particularly out-of-school suspension and expulsions, are a pressing concern for schools, as research demonstrates that they are associated with myriad deleterious outcomes such as increased risk for poor academic achievement, school dropout, and contact with juvenile justice. Research suggests that School-Wide Positive…

This article provides an historical look at how programs and practices for students with emotional or behavior disorders (E/BD) have been evaluated since 1964, leading to a codified, although not universally recognized, set of recommendations for evaluating best practices for students with E/BD set out by The Peacock Hill Working Group (1991). The…