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 + Timothy (Tim) Hofer, MD, MS Quality improvement and healthcare delivery Geoffrey Omuse, PhD, MBChB, MMed Diagnostics, cost effectiveness David (Dave) Ripin, PhD Prevention and treatment of infectious diseases Rajiv Saran, MD, MS, MRCP, MBBS Big data and prediction analytics, social and environmental determinants of health in determining health and disease