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 + Arun Agrawal, PhD, MA, MBA Environmental change and food systems for sustainable development Elisa Maffioli, PhD, MA, MS Healthcare access and delivery in developing countries Anne Petersen, PhD, MS Community empowerment and positive human development Ana Paula Pimentel Walker, PhD Community organizing and advocacy, informal and precarious settlements, environmental health, climate change, housing development, human migration