Ed Maibach, professor of communication and director of the Center for Climate Change Communication at George Mason University, is a public health communication and social marketing researcher/practitioner who now focuses exclusively on mobilizing populations to adopt behaviors and support public policies that reduce greenhouse gas emissions and help communities adapt to the unavoidable consequences of climate change. Ed previously served as Associate Director of the National Cancer Institute, Worldwide Director of Social Marketing at Porter Novelli, and Chairman of the Board for Kidsave International. He earned his PhD at Stanford University and his MPH at San Diego State University.