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 + Alexis Handal, PhD Occupational health, environmental and social epidemiology, reproductive health, maternal and child health Zul Merali, PhD Bio-psychosocial determinants of mental health David (Dave) Ripin, PhD Prevention and treatment of infectious diseases Thomas Robins, MD, MPH Environmental and climate change, disease propagation, occupational health Hang Yu, PhD, MA Development economics, health impact analysis