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 Amy Buckenmeyer, PhD, MPH, RN Methodological approaches, community-based participatory research, community health needs assessments Timothy (Tim) Johnson, MD Capacity building to promote women’s health and reproductive rights Hang Yu, PhD, MA Development economics, health impact analysis