Social, emotional, and behavioral interventions are often complicated to implement in school settings. Empirical and practical evidence suggests that educators need support to implement interventions with treatment integrity or as intended. Treatment integrity is comprised of multiple dimensions that capture quantity of the intervention delivered,…

This article focuses on the Incredible Years Teacher Classroom Management (IY TCM) intervention as an example of an evidence-based program that embeds fidelity and adaptation within its design. First, the core features of the IY TCM program along with the methods, processes, and principles that make the intervention effective are described. The…