Walker is an industry-leading expert in sustainability, green building, and renewable energy. He has experience working with local governments, affordable housing developers, and school districts across the country to further sustainable development practices via technical assistance, charrettes and workshops, and developing public policy. He also is a lecturer in green urbansim and green development at the Claremont Colleges and the UCLA Urban Planning Program.
Walker holds Bachelor’s degrees in Sociology and Environmental Studies from the University of California Santa Barbara and a Master’s of City and Regional from the California Polytechnic University San Luis Obispo.