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 + John Ayanian, MD, MPP Access to care, quality of care, and health outcomes Ivo Dinov, PhD Health analytics, data science, mathematical modeling, AI, computational statistics Timothy (Tim) Hofer, MD, MS Quality improvement and healthcare delivery Timothy (Tim) Johnson, MD Capacity building to promote women’s health and reproductive rights Joseph (Joe) Kolars, MD, MACP Health professions education, health systems strengthening and capacity sharing among healthcare workers Jeff Moyer, MD Reconstructive surgery for head and neck cancer Brad Zebrack, PhD Cancer care, treatment adherence