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 Margaret (Maggie) Levenstein, PhD, MA Economic behavior and methodology in regards to health care supply chains David (Dave) Ripin, PhD Prevention and treatment of infectious diseases Thomas Robins, MD, MPH Environmental and climate change, disease propagation, occupational health Anne Sales, PhD, MSN Quality of care, evidence-based practice implementation, healthcare organizations