Charles Davis, Psy.D. is an Associate Professor and Clinical Psychology faculty member at the Illinois School of Professional Psychology at Argosy University, Chicago (ISPP, Chicago). Dr. Davis has extensive experience in the treatment of children, adolescents, adults, and their families, as well as working with the developmentally disabled. Dr. Davis has consulted or worked in a variety of mental health and educational settings, including community mental health centers, public schools, therapeutic day schools, and psychiatric hospitals. Dr. Davis' interests are in the areas of child and adolescent depression; conduct disorders, oppositional defiant disorder, ADHD, family therapy, adolescent substance abuse, the development of self-esteem, cross-cultural mental health issues, programming for the developmentally disabled, and mental health administration.