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 + Gary Harper, PhD, MPH, MS Mental health promotion and HIV prevention Diane Harper, MD, MPH, MS Prevention, diagnosis and treatment of Human Papilloma Virus (HPV) Timothy (Tim) Johnson, MD Capacity building to promote women’s health and reproductive rights Rob Stephenson, PhD Sexual and reproductive health, HIV prevention, sexual and gender minority health, and intervention development testing Brad Zebrack, PhD Cancer care, treatment adherence