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 Paul Domanico, PhD Disease and service delivery for adult and pediatric care Timothy (Tim) Hofer, MD, MS Quality improvement and healthcare delivery Ryan Rego, PhD, MPH Infectious disease epidemiology and vaccine equity, with a focus on humanitarian emergencies