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 + Johannes Foufopoulos, PhD, MS Human and environmental interactions, particularly the emergence of pathogens Kenneth (Ken) Langa, MD, PhD Cognitive decline and dementia among older adults Anne Petersen, PhD, MS Community empowerment and positive human development