Author, Intergovernmental Panel on Climate Change, Working Group II; Professorial Fellow, Department of Biological Sciences, Macquarie University Professor David Karoly, , an atmospheric scientist who is the Professor of Atmospheric Science, University of Melbourne; Member, Australian Climate Change Authority; Lead Author, Intergovernmental Panel on Climate Change Professor Richard Kingsford, a river ecologist and conservation biologist who is director for the Center for Ecosystem Science University of New South Wales Associate Professor Bradley Moggridge, a proud Kamilaroi man and environmental hydrogeologist Professor Jamie Pittock, an environmental scientist at the Australian National University and Member of the World Commission on Protected Areas Rob Purves, , a businessman and philanthropist who is the president of WWF Australia; Chair, Purves Environmental Fund Professor Fran Sheldon, a river ecologist and Member of the Australian Rivers Institute, Griffith University Anna Skarbek, an investment banker and lawyer, CEO of ClimateWorks Australia, and director of the Clean Energy Finance Corporation Emeritus Professor Bruce Thom, , a geographer who is the Chair of the 2001 Australian State of the Environment; and a former Chair, Australian Coast and Climate Change Council Martijn Wilder, , Lawyer at Baker and McKenzie, Professor of Climate Change Law at the Australian National University, Chair of the Australian Renewable Energy Agency, a director of the Clean Energy Finance Corporation, WWF Australia and the Climate Council Former members Dr Neil Byron, a resource economist, who was a Commissioner of the Australian Productivity Commission Professor Peter Cullen, (19432008), an ecologist, who served as a member of the Group until his death Dr. Richard Davis, a hydrologist who was a Chief Science Advisor to the Australian National Water Commission; and research scientist at CSIRO Australia Quentin Grafton, , Professor of Economics, ANU Public Policy Fellow, Fellow of the Asia and the Pacific Policy Society and director of the Centre for Water Economics, Environment and Policy (CWEEP) at the Crawford School of Public Policy at the Australian National University. Associate Professor Ronnie Harding, (19412022), a zoologist who was an Assistant Commissioner, NSW Natural Resources Commission; a former director, Institute of Environmental Studies, University of New South Wales Professor David Lindenmayer, , a landscape ecologist at the Australian National University Mr David Papps, , Former Commonwealth Environmental Water Holder 2012–2018 Professor Hugh Possingham, , an applied mathematician with an interest in ecology and conservation biology Dr. Denis Saunders, , an ecologist who is the editor of Pacific Conservation Biology; and