1. (2023) “AI Cooperation Between Australia, Japan, and the United States” AIIA Outlook, 17 March (with Warren, A. and Warren, M.).
  2. (2023) “Australia’s Critical Test for Future Growth: Moving the National AI Strategy from Rhetoric to RealityAIIA Outlook, 20 January (with Warren, A. and Manantan, M.).
  3. (2022) “One Crisis, Multiple Norms: Strengthening Human Protection in Mali and the Sahel“, IPI Global Observatory, 17 June.
  4. (2021) “Pursuing Accountability and Protection for the Uighur and Muslim Minorities in China“, Global Responsibility to Protect, 13(1): 5-8 (with Jacob, C. & Gallagher, A.)
  5. (2020) “UN Peacekeeping after COVID-19“, The Canberra Times, 7 June (with Day, A. – republished)
  6. (2020) “How Corona virus pandemic will affect the UN’s peace operations“, UN Dispatch, 3 June (with Day, A. – republished)
  7. (2020) “Progress, Problems, and Prospects: R2P 15 Years after the World Summit“, Global Responsibility to Protect, 12(4): 359–362 (with Jacob, C. & Gallagher, A.)
  8. (2020) “How COVID-19 offers a chance to transform UN peacekeeping“, The Conversation, 29 May (with Day, A.)
  9. (2020) “Measuring UN peacekeeping: time to replace auditing with proper evaluation”, The Conversation, 2 April.
  10. (2020) “Editorial: a New Era of GR2P”, Global Responsibility to Protect, 12(1): 5-9 (with Gallagher, A. & Jacob, C.)
  11. (2019) “Rhetoric Versus Reality in The Rise of Policing in UN Peace Operations: “More Blue, Less Green”? AIIA Outlook, 8 December.
  12. (2019) “To Serve and Protect: The Role of UN Police in Protecting Civilians”, IPI Global Observatory, 20 September.
  13. (2019) “Reflecting on 20 years of Protection of Civilians in UN Peace Operations: Progress, problems and prospects“, Australian Outlook, 29 May.
  14. (2019) “Is it time to review the basis for UN peacekeeping 71 years on?“, The Conversation, 23 May.
  15. (2019) “South Sudan is at risk of new conflict. Can the U.N. protect its civilians?“, Washington Post, 18 April (with Day, A.)
  16. (2019) “Dilemmas of peacekeeping: what we learnt from talking to people in South Sudan“, The Conversation, 23 April (with Day, A.)
  17. (2019) “Benefits of Paring Down Peacekeeping Mandates Also Come With Risks“, IPI Global Observatory, 15 March (with Bellamy, A.)
  18. (2018) “Protecting Peacekeepers Requires Better Politics, Not More Force“, IPI Global Observatory, 14 February.
  19. (2017) “Back to Basics or Adapt to Circumstance? The Options for UN Peace Operations“, IPI Global Observatory, 14 June.
  20. (2017) “The Last Station Before Hell: UN Peacekeeping at Inflection Point”, AIIA Outlook, 29 May.
  21. (2016) “UN Peacekeeping Defence Ministerial focuses on military planning and performance when strategic political guidance is still missing”, Protection Gateway, 27 September.
  22. (2016) “Peacekeeping Needs Reform, Not Just Reinforcement”, IPI Global Observatory, 14 September.
  23. (2016) “Learning from Norm Promotion and Capacity Building in Southeast Asia and Africa”, Protection Gateway, 20 July.
  24. (2014) “UN Security Council focus on police with Australia in the lead“, The Sydney Morning Herald, November
  25. (2014) “Credit to Australia as Security Council makes UN Policing a Priority”, The Conversation, 26 November.
  26. (2014) “UN in South Sudan: The ghosts of Rwanda and Srebrenica”, The Interpreter (Lowy Institute for International Policy), 22 July (with Malan, M.)
  27. (2013) “Peacekeepers and the Protection of Civilians: Realities in the Eastern DRC”, Protection Gateway, 7 March.