I think it is important to write for non-expert audiences because it forces me to distill (sort of) complex academic ideas into (hopefully more) intelligible prose. I do not always succeed but here are some shorter pieces:
2025
Introduction to Symposium on Double Standards and International Law, in: Afronomicslaw, 17 February 2025 (with David Hughes)
Memory Wars at the United Nations after Russia's 2022 Invasion of Ukraine, in: Lawfare, 7 January 2025
2024
Symposium Introduction: The Russo-Ukrainian War as a Site of Global Memory Contestation, in: Lawfare, 27 December 2024
The Politics of Ambivalence: Revisiting the Communist Past with Drumbl and Hòla, in: Justice in Conflict, 9 October 2024 (part of a book symposium on Mark Drumbl and Barbora Holá's 'Informers Up Close' at Justice in Conflict)
A Complementarity Policy at Last: Can the Prosecutor Walk the Talk?, in: Just Security, 13 August 2024
Law versus Policy? Exploring the Meaning of Gravity before the International Criminal Court (part of book symposium on Priya Urs' 'Gravity at the International Criminal Court'), in: Customary International Law Dialogues, 7 August 2024
Prosecuting the Crime of Aggression in Ukraine and Beyond: Seizing Opportunities, Confronting Challenges, and Avoiding False Dilemmas, in: Just Security, 2 April 2024 (with Taras Leshkovych)
'Selectivity in International Criminal Law has Always Been a Major Problem,' Interview with Commons Ukraine, 16 February 2024
The Positive Complementarity Turn. Institutional Design, Politics and the Way Forward, in: Völkerrechtsblog, 25 January 2024 (part of a book review symposium on 'International Criminal Tribunals and Domestic Accountability' at Völkerrechtsblog)
2023
La lutte contre l'impunité pour les crimes graves s'oriente vers des procès nationaux : voici les conclusions de mes recherches en trois pays africains, in: The Conversation Afrique, 3 October 2023
The Global Approach to Serious Crimes is Shifting to Domestic Trials - here's what I found in three African countries, in: The Conversation, 24 September 2023
Making Counter-Hegemonic International Law. Should a Special Tribunal for Aggression be International or Hybrid?, in: Just Security, 19 September 2023
Jak powstaje kontr-hegemoniczne prawo międzynarodowe? Analiza krytyczna dwóch modeli - międzynarodowego i hybrydowego - trybunału specjalnego ds. agresji przeciwko Ukrainie, in: Obserwator międzynarodowy, 19 September 2023
The Turn to Domestic Accountability in the Shadow of International Criminal Tribunals, in: OUP Blog, 9 September 2023
Accountability for Russian Imperialism in the 'Global East'. A Special Tribunal for Aggression from a Post-Colonial, Eastern European Perspective, in: Just Security, 23 August 2023
2022
On Eastern Europe, Whataboutism and West(s)plaining. Some Thoughts on International Lawyers' Responses to the Ukraine War, in: EJIL:Talk!, 12 April 2022
2020
Less is More: Rediscovering the Prosecutor's Core Mandate, in: Justice in Conflict, 14 April 2020
The Next ICC Prosecutor. Introduction to a Joint OJ/JiC Symposium (with Kevin Jon Heller, Mark Kersten and Priya Pillai), in: Opinio Juris and Justice in Conflict, 8 April 2020
The Killing of Soleimani, the Use of Force against Iraq and Overlooked Ius ad Bellum Questions, in: EJIL:Talk!, 13 January 2020
2019
Introducing A Book Symposium on Phil Clark’s ‘Distant Justice’ (with Thijs Bouwknegt), in: Opinio Juris, 30 September 2019
How Much Force is Necessary to Protect Civilians?, in: IPI Global Observatory, 24 September 2019
Smart Justice in Sudan. For Bashir’s Crimes, Is the ICC Still the Best Route?, in: Just Security, 24 April 2019
A Neo-Colonial Court for Weak States? Not Quite. Making Sense of the International Criminal Court’s Afghanistan Decision, in: EJIL:Talk!, 13 April 2019
Specjalny Sąd Karny w Republice Środkowoafrykańskiej, in: Przegląd Prawa Międzynarodowego, 3 April 2019
Justice is the Key Ingredient for Sustainable Peace in the Central African Republic, in: Al Jazeera, 12 March 2019
Perceptions of Justice: Continuing the Conversation on Managing Perceptions at the ICC, in: Justice in Conflict, 6 March 2019
Perceptions of Justice: Does the International Criminal Court Need a Non-Essential Contacts Policy?, in: Justice in Conflict, 20 February 2019
‘Open for Business’: The Special Criminal Court Launches Investigations in the Central African Republic, in: EJIL:Talk!, 8 February 2019
Negotiating Peace and Justice in the Central African Republic, in: IPI Global Observatory, 28 January 2019
The ICC’s Evidence Problem: The Future of International Criminal Investigations after the Gbagbo Acquittal, in: Völkerrechtsblog, 18 January 2019
2018
What Are the Key Lessons from Central African Republic in Light of the 2007 Nuremberg Declaration on Peace and Justice?, in: Nuremberg Forum 2017. 10 Years After the Nuremberg Declaration on Peace and Justice “The Fight Against Impunity at a Crossroad” (2018), p. 77-78
At Long Last: The ICC Strikes in the Central African Republic, in: Opinio Juris, 21 November 2018
2017
The Road Ahead: Building Momentum for Justice in Central African Republic, in: Justice in Conflict, 7 June 2017
Taking Complementarity Seriously: Why is the International Criminal Court not Investigating Government Crimes in Congo?, in: Opinio Juris, 26 April 2017
The UN Goes to War in the Central African Republic. What are the Limits of Peacekeeping?, in: Just Security, 23 March 2017
The Hybrid Court for South Sudan? Looking for a Way Forward, in: Justice in Conflict, 23 and 28 February 2017
The African Union’s Collective Withdrawal from the ICC: Does Bad Law make for Good Politics?, in: EJIL: Talk!, 15 February 2017
2016
Africa and the ICC: Shattered Taboos and the Status Quo, in: EJIL: Talk!, 23 November 2016
Complementarity Compromised? The ICC Gives Congo the Green Light to Re-Try Katanga, in: Opinio Juris, 11 April 2016
A Tug of War for Justice? - Confusion over Complementarity and Cooperation in Congo, in: Justice in Conflict, 13 January 2016
2015
The ICC Intervenes in Georgia: When is a Peacekeeper a Peacekeeper?, in: Opinio Juris, 19 October 2015
UN Peace Operations: Shifting from Peacekeeping to Peace Enforcement and State-Building, in: EJIL: Talk!, 2 September 2015
Whither the Fight against Impunity in the Democratic Republic of Congo?, in: Justice Hub, 24 June 2015
What Lies Beneath the ‘G’ Word? Genocide-Labelling and Fact-Finding at the UN, in: EJIL: Talk!, 28 May 2015
Central African Hybrid Court: An Important Test Case (Interview with S. v Leeuwen), in: Justice Hub, 7 May 2015
The Mirage of Hybrid Justice in Africa?, in: Opinio Juris, 1 March 2015
Is International Criminal Justice Coming to South Sudan?, in: Justice in Conflict, 4 January 2015
2011
The Democratic Republic of Congo’s Failure to Address Impunity for International Crimes. A View from Inside the Legislative Process 2010-2011, in: International Justice Monitor, 8 November 2011