Carl Folke, Stockholm Resilience Centre, Stockholm University; Beijer Institute of Ecological Economics, Royal Swedish Academy of Sciences Stephen R Carpenter, Center for Limnology, University of Wisconsin Brian Walker, CSIRO Sustainable Ecosystems; Stockholm Resilience Centre, Stockholm University Marten Scheffer, Aquatic Ecology and Water Quality Management Group, Wageningen Agricultural University Terry Chapin, Institute of Arctic Biology, University of Alaska Fairbanks Johan Rockström, Stockholm Environment Institute; Stockholm Resilience Centre, Stockholm University |