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 Paul Domanico, PhD Disease and service delivery for adult and pediatric care Kevin Martinez-Folgar, MD, PhD Chronic disease epidemiology, urban spaces, healthcare access, and health policy Gretchen Piatt, PhD, MPH Chronic disease self-management, support, and care delivery Elizabeth (Liz) Roberts, PhD Scientific and public health knowledge production and its effects Hang Yu, PhD, MA Development economics, health impact analysis