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 Timothy (Tim) Hofer, MD, MS Quality improvement and healthcare delivery Kelley Kidwell, PhD Clinical trial designs & analysis Rob Stephenson, PhD Sexual and reproductive health, HIV prevention, sexual and gender minority health, and intervention development testing Akbar Waljee, MD, MSc Data science solutions in low-resource settings