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 + Carlos Mendes de Leon, PhD Lifecourse social determinants of late-life health and health disparities Scott Riggs, MA Facilitates global engagement programs for UM-Dearborn students David (Dave) Ripin, PhD Prevention and treatment of infectious diseases Sameen Siddiqi, MBBS, MSc Strengthening health in low- and middle-income countries