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 + Efe Chantal (Chantal) Ghanney Simons, MD Medical education, global surgery initiatives Nathaniel Lartey, PhD Health education, vascular anomalies Dhanu Thiyagarajan, MD Obstetrics and gynecology, biomedical engineering