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 + John Ayanian, MD, MPP Access to care, quality of care, and health outcomes Ulysses (Ul) Balis, MD Thomas (Tom) Buchmueller, PhD Health insurance, public policy Gary Freed, MD, MPH Healthcare delivery and quality improvement Matthias Kretzler, MD Enhancing health for kidney disease treatment Gretchen Piatt, PhD, MPH Chronic disease self-management, support, and care delivery Sherri Sheinfeld Gorin, PhD, FSBM Implications of inequities, particularly among ethnic and racial subgroups