Juan-Pablo Perez-Leon-Acevedo

DPhil Law


Juan-Pablo Pérez-León-Acevedo is currently taking the DPhil in Law at the University of Oxford, with a thesis preliminarily titled: ‘Reparations for Mass Atrocities at the International Court of Justice: Substance, Procedure, Institutional Aspects’, which is supervised by Professor Freya Baetens. His main areas of expertise are: public international law, international criminal law, international human rights law, international humanitarian law, comparative criminal law, international courts, reparations as well as victims of atrocities and their rights.

Juan-Pablo holds these academic degrees: a DSocSci (magna cum laudem) from Åbo Akademi University (Finland), an LLM (academic honours and certificate of achievement in international and comparative law) from Columbia University (USA), and an LLB (1st place in class) from Catholic University of Peru. At the University of Oxford, Juan-Pablo is also affiliated with the Bonavero Institute of Human Rights, and St Cross College. Beyond the University of Oxford, he is a human rights law lecturer at the Catholic University of Peru, a human rights law lecturer at Åbo Akademi, a grader of master's degree theses at the Faculty of Law of Oslo University as well as a visiting professor (international law) at the Technological University of Peru. Moreover, he is a member of: the International Law Association’s Safeguarding Cultural Heritage in Armed Conflict Committee, Lima’s Bar (fully qualified attorney in Peru), The Duty Legacy Consultancy Group (United Kingdom), the Peruvian Society of International Law, and consultative committees of Peruvian law journals.

Juan-Pablo has also served in diverse capacities at, among others, the International Criminal Court, the International Criminal Tribunal for the former Yugoslavia, the United Nations, the International Tribunal for the Law of the Sea, PluriCourts (Oslo University), University of Jyvaskyla (Finland), Åbo Akademi, the Centre for Human Rights of the University of Pretoria, and the Ministry for Foreign Affairs of Peru (including proceedings at the International Court of Justice). Furthermore, he has been a visiting fellow at, inter alia, the Max Planck Institute for Comparative Public Law and International Law, the Max Planck Institute for Foreign and International Criminal Law, and the University of Luxembourg. Additionally, he has taken courses in international law and other areas at: Leiden University, Utrecht University, Leuven University, American University Washington College of Law, The Hague Academy of International Law, University of Oxford, Abo Akademi University, and the University of Cambridge.

Juan-Pablo has published in, inter alia, the following journals (NB: years are hyperlinked with references to the publications): Leiden Journal of International Law (2020), American Journal of International Law (2022), International Review of Red Cross (2022), International Journal of Human Rights (2021, 2022), Berkeley Journal of International Law (2019), International Journal of Transitional Justice (2019), Journal of International Criminal Justice (2019), International Criminal Law Review (2017, 2019, 2021, 2022), Criminal Law Forum (2022), Nordic Journal of Human Rights (2018, 2021a, 2021b), American University International Law Review (2007), Law and Practice of International Courts and Tribunals (2020, 2023), Journal of International Humanitarian Legal Studies (2023), Oxford Journal of Law and Religion (2017, 2021), Nordic Journal of International Law (2019), Global Community: Yearbook of International Law and Jurisprudence (2018, 2019, 2023), International Organizations Law Review (2018), Duke Journal of Comparative & International Law (2024), Journal of International Dispute Settlement (2024), Pace International Law Review (2019), California Western Journal of International Law (2021), Michigan State International Law Review (2018), African Human Rights Law Journal (2016), Groningen Journal of International Law (2015), Mexican Yearbook of International Law (2008, 2017), Brazilian Yearbook of International Law (2016), and the Spanish Yearbook of International Law (2007) as well as in social sciences Q1 journals such as Language in Society (Cambridge University Press) (2024). Juan-Pablo has also published chapters with leading international publishers such as Oxford University Press (2020a, 2020b), Cambridge University Press (2018, 2019, 2023), Brill (2019), Hart (2019), Intersentia (2021), and Torkel Opsahl (2017, 2021, 2023a, 2023b). His latest book is the co-edited volume: Defendants and Victims in International Criminal Justice: Ensuring and Balancing Their Rights, Routledge (2020). He has also published on EJIL Talk! (2015, 2019), American Society of International Law Insights (2016), Opinio Juris (2022), Oxford Human Rights Hub (2015), London School of Economics Human Rights Blog (2016), Justice Info Net (2016), AfricLaw (2016)Oxford Transitional Justice Working Papers Series (2010), Leuven Transitional Justice Blog (2023), Maastricht Blog on Transitional Justice (2023), Oxford Reports on International Law in Domestic Courts (2015), Yearbook of International Humanitarian Law (2011, 2015), etc.

Juan-Pablo has also co-edited a double special issue on the Ongwen Case at the International Criminal Court, published in the International Criminal Law Review (2023, 2024), and a symposium on victims and defendants in international and hybrid criminal courts and tribunals in the Journal of International Criminal Justice (2019). Finally, he has won, inter alia, the Rosalyn Higgins Prize (2022) given by the journal Law and Practice of International Courts and Tribunals, the Best Book award (2008) given by the Inter-American Bar Association, the Human Rights Essay Award (2007) granted by the American University Washington College of Law, and the Academic Excellence Award in Law given by the Peruvian state (2005).