Stewart Jackson is lecturer in the Department of Government and International Relations at the University of Sydney, Australia. He researches Green and environmental parties in the Asia Pacific. He also has research interests in the structure and composition of social movement mobilizations in Australia. His previous book, The Australian Greens: From Activism to Australia's Third Party, was published in 2016, and he is currently working on a new monograph on the life and times of Australian antinuclear activist and former Green Senator, Jo Vallentine.