The FY15 Autism Research Program (ARP) Clinical Trial Award seeks applications from all areas in clinical research, and strongly encourages applications that address the critical needs of the autism spectrum disorder (ASD) community in the following areas: Behavioral, cognitive, and other non-pharmacological therapies Pharmacological treatments in autism or well-defined subgroups of autism Dissemination/Implementation of efficacious behavioral interventions (including measures of fidelity and outcomes) Therapies to alleviate conditions co-occurring with ASD (e.g., sleep disturbances, gastrointestinal issues, aggression, depression, anxiety) The ARP Clinical Trial Award supports research with the potential to have a major impact on the treatment or management of ASD. Funding from this award mechanism must support a clinical trial and may not be used for preclinical research studies.