Primary areas of research have been on the theoretical and normative debates associated with the global politics of ethnic conflict and nationalism.  Publications have been primarily in this area:

• With David Beesley, "Swarm Hermeneutics" in Ng, Scholz & Abass (eds) Thinking Swarms, Springer Nature, 2025 

• "Hybrid Peace/War" in Hybridity on the Ground in Peacebuilding and Development, Editors: Wallis J, Kent L, Forsyth M, Dinnen S, Bose S. ANU Press, 2018

• "Nations and Nationalism" in Richard Devetak, Jim George and Sarah Percy(eds) An Introduction to International Relations (3rd Ed), Cambridge University Press, 2017

• The Problem of Peoples: Global Politics, Ethnicity and the Struggle for Legitimacy, LAP Lambert, 2010 [Sample chapter]

• “A World of Tribes?”, in G. Fry and J. O’Hagan (eds), Contending Images of World Politics, MacMillan 2000

Supervision areas (Ethnic Conflict, International Relations and Non-traditional security):

• Thinking Grand strategy
• Regional security in Afghanistan
• Hindutva and Indian foreign policy
• Securitisation of fishing
• Climate change and Defence
• Strategic impact of drones in the Indo-Pacific
• Responsibility to rebuild
• Climate wars debate
• French intervention in Mali

Teaching:

• Received a Rector's Commendation for Teaching Excellence in 2010. 
• Courses taught at all levels in international relations and security studies.
• Issues in Global Security course delivered to middle ranking officers at the Australian Command and Staff College (2005-2011).
• Annual lecture on "climate change and defence" to senior military at Australia Defence College (CDSS).
• Current courses on ZHSS3417 Ethnic Conflict in World Politics, ZHSS2427 Politics of the Great Powers and ZGEN2215 Law, Force and Legitimacy

For his Engagement story please click