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 John Lazarus, MD, PhD Cardiovascular health, emergency response Pascale Leroueil, PhD, MBA Vaccine administration to increase equity David (Dave) Ripin, PhD Prevention and treatment of infectious diseases