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 + Paul Lee, MD, JD Quality of care, health care utilization and policy Kevin Martinez-Folgar, MD, PhD Chronic disease epidemiology, urban spaces, healthcare access, and health policy David (Dave) Ripin, PhD Prevention and treatment of infectious diseases Hang Yu, PhD, MA Development economics, health impact analysis