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 + David Guenther, JD Social enterprises, maternal health, rural communities Rebecca Hardin, PhD Human and wildlife interactions, environmental justice Timothy (Tim) Hofer, MD, MS Quality improvement and healthcare delivery David (Dave) Ripin, PhD Prevention and treatment of infectious diseases