Professor Will Steffen is a climate change expert and researcher at the Australian National University, Canberra. He was on the panel of experts supporting the Multi-Party Climate Change Committee, has served as the Science Adviser to the Australian Department of Climate Change and Energy Efficiency, and was chair of the Antarctic Science Advisory Committee.
From 1998 to 2004, Professor Steffen served as Executive Director of the International Geosphere-Biosphere Programme, an international network of scientists studying global environmental change based in Stockholm, Sweden. His research interests span a broad range within the fields of climate change and Earth System science, with an emphasis on sustainability, climate change and the Earth System. He is the author of numerous publications on climate science.