Our mission is to empower youth to make positive choices to reach their full potential, by promoting positive mental health and prevention of substance use. Our mission is to empower youth to make positive choices to reach their full potential, by promoting positive mental health and prevention of substance use. The Communities That Care of Greater Downingtown (CTC) is a collaboration of organizations, schools, hospitals, faith community, law enforcement, health care providers, human services, and local government using evidence-based prevention programs and policies to foster positive mental health and youth development. Through a Collective Impact Approach, CTC helps communities identify and implement changes that can help students be successful at school, at home, and in the community.