 This project will compare the effectiveness of an innovative community-based cognitive-behavioral Executive Functioning EF treatment, Unstuck and On Target UOT to the current standard of care, a Contingency Behavioral Management CBM program in typically underserved children with ASD or ADHD. Minimizing the impact of EF deficits in these pediatric disorders has broad public health implications, providing the opportunity for improvement in the real-world, long-term outcomes that stakeholders have told us are most important to them: more educational and vocational success, more functional independence and improved Activities of Daily Living skills, and better physical health, with reduced morbidity and mortality. The health disparity that this project addresses is the poorer outcomes and limited treatment choices associated with being a child from a low-income family who also has ADHD or ASD. The research questions are: 