Hilary M. Carey is a professor of history at the University of Newcastle, NSW, Life Fellow of Clare Hall, Cambridge and former Keith Cameron Professor of Australian History at University College Dublin. Her most recent books are God's Empire: Religion and Colonialism in the British World (Cambridge University Press, 2010), and the edited collection God's Empire (Palgrave Macmillan, 2008). She also conducts research on this history of medieval astrology. John Gascoigne took his PhD at the University of Cambridge in 1981 and is a professor of history at the University of New South Wales, Sydney. He is a former editor of the Journal of Religious History and his publications have dealt with the relations between science, religion and the Enlightenment. His most recent book, Captain Cook: Voyager between Worlds (Continuum, 2007), reflects his increasing interest in the history of exploration and culture contact in the age of the Enlightenment. Contributors include John Gascoigne, Jared van Duinen, David Garrioch, John Moses, Stewart Jay Brown, David Cahill, Hilary Carey, Rowan Strong, Frank Lambert, John Stenhouse, John Murphy and Bruce Kaye.