Barry Brook, an ecologist and modeller, is an ARC Australian Laureate Professor and Chair of Environmental Sustainability at the University of Tasmania. He is a highly cited scientist, having published three books, over 350 refereed papers, and many popular articles. His awards include the 2006 Australian Academy of Science Fenner Medal, the 2010 Community Science Educator of the Year and 2013 Scopus Researcher of the Year. His research focuses on the impacts of global change on biodiversity, wildlife ecology, ecological dynamics, paleoenvironments, energy, and simulation models. His career goals have centred on understanding the processes that lead to extinction and investigating conservation actions that can best mitigate this risk.