CGHE members span the University of Michigan and the globe, including faculty experts, research collaborators, scholars, and community partners. Search for Members with Keywords, Sponsors, Locations, or Categories + Mohammad Ghaziuddin, MD Diagnosis and treatment of child and adolescent psychiatric disorders Timothy (Tim) Hofer, MD, MS Quality improvement and healthcare delivery Rob Stephenson, PhD Sexual and reproductive health, HIV prevention, sexual and gender minority health, and intervention development testing Kentaro Toyama, PhD Using information, communication, and technology for social change