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 + Andrew F. Brouwer, PhD, MS, MA Modeling and data science to address problems of infectious disease 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