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 Alexis Handal, PhD Occupational health, environmental and social epidemiology, reproductive health, maternal and child health Elizabeth (Liz) Roberts, PhD Scientific and public health knowledge production and its effects Hang Yu, PhD, MA Development economics, health impact analysis