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 + Matthew (Matt) Boulton, MD, MPH Health disparities in vaccine preventable diseases Timothy (Tim) Hofer, MD, MS Quality improvement and healthcare delivery Paul Lee, MD, JD Quality of care, health care utilization and policy Carlos Mendes de Leon, PhD Lifecourse social determinants of late-life health and health disparities Emily Treleaven, PhD, MPH Social and structural determinants of health and mortality Hang Yu, PhD, MA Development economics, health impact analysis