He has taught in Singapore since 1993, when he left the History Department of the University of Queensland to take up his present teaching position. He has co-authored with Karl Hack, Did Singapore Have to Fall? (Routledge, 2004) and War Memory and the Making of Modern Malaysia and Singapore (NUS Press, 2012). He also authored War, Sport and the Anzac Tradition (Palgrave Macmillan, 2016).