Background/Context: Billions of dollars are spent annually on professional development (PD) for educators, yet few randomized controlled trials (RCT) have demonstrated the ultimate impact PD has on student learning. Further, while policymakers and others speak to the role schools should play in developing students' civic awareness, RCTs of PD…

A case study of an elementary school child with emotional and behavioral problems illustrates a process of descriptive assessment, functional assessment, and assessment-based intervention. The descriptive information generated hypotheses about variables maintaining the problem behavior which were then tested in the classroom environment.…