MARK McKENNA is one of Australia’s leading historians, based at the University of Sydney. He is the author of several prize-winning books, including From the Edge: Australia’s Lost Histories which won the NSW Premier’s Australian History Prize, Looking for Blackfellas’ Point and An Eye for Eternity: The Life of Manning Clark, which won the Prime Minister’s Literary Award for non-fiction and the Victorian, New South Wales, Queensland and South Australian Premiers’ awards.