Single-case designs substantiate the effectiveness of interventions for people with disabilities and other populations through the repeated measurement of behavior over time. Consequently, employing accurate and reliable systems of measurement is critical to the validity of single-case designs. Much of the data in single-case research are…

Functional assessment and functional analysis are processes that have been applied successfully in work with people who have developmental disabilities, but they have been used rarely with students who experience emotional or behavioral disorders. In the present study, five students in elementary school programs for severe emotional disturbance…

The Regional Intervention Program supports 21 programs in 13 communities and is a community-based family-centered program in which parents of young children with behavioral disorders and/or developmental delays serve as primary therapists for their children, as principal trainers of other parents, and as daily operators of the service delivery…