He has written War, Nationalism, and the British Sailor, 1750-1850 (Palgrave Macmillan, 2009) as well as a number of articles and book chapters placing sailors in a larger social and cultural context. He edited Enemies of Humanity: The Nineteenth-Century War on Terrorism (Palgrave Macmillan, 2008) and a special issue of the Journal of Colonialism and Colonial History, ‘New Approaches to the Founding of Sierra Leone’.