This app will provide clinicians best practice guidelines and approaches in supporting individuals with co-occurring intellectual, developmental, and behavioral health diagnoses. Includes approach considerations, supporting literature, and information to make informed decisions regarding the selection, implementation, and monitoring of dual diagnosed individuals.4 co-occurring diagnoses highlighted in the app include Anxiety, Substance Use, Aggression, and Depression. Each diagnosis section identifies recognition, safety concerns, treatment approaches, biological and psychosocial precipitating factors, trauma, interventions, and case vignettes.