Professor Bradshaw is a Matthew Flinders Fellow in Global Ecology, the Director of the Global Ecology Laboratory, and Chief Investigator in the ARC Centre of Excellence for Australian Biodiversity and Heritage leading its Modelling Node at Flinders University. His research mainly focuses on global-change ecology how human endeavour and climate fluctuations have altered past, present and future ecosystems. Professor Bradshaw's most important contributions have been in the area of applied ecology, biodiversity conservation, theoretical ecology, extinction dynamics, human demography, species responses to climate change, disease ecology, and applying ecological theory and modelling techniques to hindcast prehistoric ecosystems.