The Roots of Restraint in War (co-investigator), International Committee of the Red Cross, Geneva, Switzerland, June 2018 (chapter on law/ethics training in state armed forces, with the Australian Army and Philippine Army)
Washington Post (Monkey Cage), “Australia Discovered that its Special Forces Committed War Crimes in Afghanistan: Here’s the Research on How Militaries Can Reduce Violence Against Civilians,” December 1, 2020 (with Thomas Gift and Charles Miller).
Newsweek, “200,000 Losses Later, Some Lessons for the ‘Wartime President’,” September 22, 2020 (with Thomas Gift).
Political Violence at a Glance, “Trump’s Casual Approach to War Crimes Has Grave Implications,” January 10, 2020 (with Thomas Gift).
The Hill, “The Unpardonable Pardon of Eddie Gallagher,” December 31, 2019 (with Thomas Gift).
War on the Rocks, “War Crimes Pardons and What They Mean for the Military,” December 5, 2019 (with Thomas Gift).
The Hill, “Pardoning War Crimes Dishonors the Military,” November 15, 2019 (with Thomas Gift).
The Conversation, “Trump and the Problem with Pardons,” May 26, 2019.
Political Violence at a Glance, “What Are the Roots of Restraint?” July 3, 2018 (with Oliver Kaplan).
The Conversation, “Syria, Chemical Weapons and the Limits of International Law,” April 16, 2018 (published online by Newsweek and others)
Just Security, “Syria, Chemical Weapons, and a Qualitative Threshold for Humanitarian Intervention,” April 10, 2018.
The Conversation, “Trump Threatens to ‘Corrode the Ethical Core’ of the Military,” January 23, 2017 (also published online by Newsweek and others).
Foreign Policy, The Best Defense, “We need to understand what we mean when we talk about command climate,” May 30, 2013 (with Maj. Kurt Sanger, USMC).