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 + Gary Freed, MD, MPH Healthcare delivery and quality improvement Michael Gaies, MD, MPH, MS Healthcare quality and delivery for children with congenital heart disease Alexis Handal, PhD Occupational health, environmental and social epidemiology, reproductive health, maternal and child health Rahul Ladhania, PhD Machine learning and causal inference in public health and behavior science Marie O'Neill, PhD Health effects of air pollution, temperature extremes, and climate change; environmental exposure assessment; and socio-economic influences on health