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 Freed, MD, MPH Healthcare delivery and quality improvement Gary Harper, PhD, MPH, MS Mental health promotion and HIV prevention Timothy (Tim) Johnson, MD Capacity building to promote women’s health and reproductive rights Samya Nasr, MBChB Pediatric pulmonology, pediatric and adolescent medicine Brad Zebrack, PhD Cancer care, treatment adherence