Robin Prior was born in rural South Australia. He studied at the University of Adelaide, completing a doctorate in 1979. He was an ARC Fellow at Adelaide for three years before taking a position with the University of New South Wales at the Australian Defence Force Academy. He was Head of the School of History from 1998 to 2004 and Foundation Head of the School of Humanities and Social Science from 2004 to 2007. He is now Visiting Professorial Fellow at the University of Adelaide. He has published widely on World War I: Command on the Western Front, Passchendaele: The Untold Story (1996) and The Somme (2005) with Trevor Wilson, and Churchill’s ‘World Crisis’ As History (1983) and Gallipoli (2009), as sole author. He is an editor of The Oxford Companion to Australian Military History (1995). He is working on a book on Britain in 1940.