Jon Barnett is an Australian Research Council Future and Professor in the School of Geography at the University of Melbourne. He is a political geographer whose research investigates vulnerability and adaptation to climate change in social systems, focussing on risks to coastal settlements, human security, hunger, migration, violent conflict, and water stress. He has conducted extensive fieldwork in the South Pacific, China, and East Timor. Jon is a Lead Author for the Fifth Assessment Report of the IPCC, and is editor of Global Environmental Change.