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 + Cheong-Hee Chang, PhD, MS Molecular and cellular mechanisms in immune function Anne Petersen, PhD, MS Community empowerment and positive human development Johannes Schwank, PhD Sustainable solutions to energy, food, and water security challenges in resource-constrained areas, sustainability education Brent Williams, MD, MPH Global health competency, education, and training