Although applied behavior analysis researchers have created efficacious treatment and intervention practices for children and youth with autism spectrum disorder (ASD), there is a gap between research and practice. Implementation Science (IS) and Organizational Behavior Management (OBM), based with Applied Behavior Analysis, are two parallel…

This article introduces this special issue on functional assessment methods and their application to children and youth with autism. It traces the 30-year history of functional assessment and briefly summarizes each of the following articles, noting the common emphasis on social validity and using the science and technology of functional…

This collection of essays, in honor of child psychiatry pioneers Stella Chess and Alexander Thomas, focuses on their idea that important life outcomes are the product of ongoing interactions between a child's behavioral style and the complimentarity or lack of fit of the parenting environment. Following an introduction, the remaining chapters are:…

This paper describes each of eight current interrelated federally funded research projects conducted by the Research and Training Center for Children's Mental Health at the University of South Florida. For each project, information is provided on the project's background, purpose, methodology, and anticipated results. Project titles and principal…