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 prevalence of Autism Spectrum Disorders (ASD)--a group of developmental disabilities that cause severe problems with socialization, behavior, and communication--continues to grow. In 2008, the year that "Odyssey" focused on autism, the estimated prevalence of ASD for hearing children was 1 in 150 (CDC, 2007), while today estimates suggest…