Professor International Humanitarian Law and Human Rights
Helen Duffy has been a staff member of the Grotius Centre since January 2015 when she was appointed as Gieskes Professor of International Human Rights and Humanitarian Law.
Professor Duffy currently teaches two Masters level courses, on the ‘International Protection of Human Rights’ in the Advanced Masters Public International Law programme and on ‘Humanitarian law, Human Rights and Terrorism’ on the regular LLM Programme. She supervises two PHD candidates, Floris Tan and Peter Kempees, and several LLM theses.
Her Leiden position is part-time (0.4 FTE) and she also runs ‘Human Rights in Practice,’ an international practice based in the Hague that specializes in strategic litigation before regional and international human rights courts and bodies (www.rightsinpractice.org). She held a variety of international legal positions prior to establishing her practice in 2011 including: Legal Director of INTERIGHTS, Legal Officer in the Prosecutor’s office of the International Criminal Tribunal for the former Yugoslavia (ICTY), Counsel to Human Rights Watch/New York, Legal Director of the Centre for Human Rights Legal Action (Guatemala), Legal Adviser to the UK ‘Arms for Iraq’ Inquiry and Legal Officer in the UK government legal service.
Helen is a graduate of the universities of Glasgow (LLB), University College London (LLM), Edinburgh (Dip.LP) and Leiden (PhD). She is Honorary Professor at the University of Glasgow, and visiting professor at the University of Melbourne and American University. She serves on the advisory boards of several organisations. Her publications on international law and practice are listed below, and include ‘The War on Terror and the Framework of International law’ CUP, 2nd ed. 2015 and Strategic Human Rights Litigation: Understanding and Maximising Impact.
Her current areas of research include human rights litigation, the interplay of human rights and humanitarian law and several issues related to counter-terrorism, human rights and the rule of law.
Since january 2015 she has been appointed as Gieskes Chair of International Humanitarian Law and Human Rights. This chair is funded by the Gieskes-Strijbis Fonds.
- Duffy H. & Herik L. van den (2021), Terrorism and the Security Council. In: Geiß, R.; Melzer, R. (Eds.) The Oxford Handbook of the International Law of Global Security. Oxford: Oxford University Press. 193-212.
- Duffy H. (2020), Dignity Denied: a Case Study. In: Paulussen C., Scheien M. (Eds.) Human Dignity and Human Security in Times of Terrorism. The Hague: Springer-T.M.C. Asser Press. 67-96.
- Duffy H. (2020), International Human Rights Law and Terrorism: an overview. In: Saul, B. (Ed.) Research Handbook on International Law and Terrorism [2nd edition]. Research handbooks in international law Cheltenham: Elgar. 314-335.
- Bohrer Z., Dill J. & Duffy H. (2020), Law Applicable to Armed Conflict. Max Planck Trialogues. Cambridge: Cambridge University Press.
- Duffy H. (2019), “Foreign Terrorist Fighters”: A Human Rights Approach?, Security and Human Rights 29(1-4): 120-172.
- Duffy H. & Pitcher K. (2019), Indirectly Inciting Terrorism? Crimes of Expression and the Limits of the Law. In: Goold B., Lazarus L. (Eds.) Security and Human Rights. Oxford: Hart Publishing. 343-386.
- Duffy H. (2018), Strategic Human Rights Litigation: Understanding and Maximising Impact. Oxford & London: Hart Publishing.
- Duffy H. (2018), Guidelines for Addressing the Threats and Challenges of “Foreign Terrorist Fighters” within a Human Rights Framework. Warsaw: OSCE Office for Democratic Institutions and Human Rights (ODIHR).
- Duffy H. (2018), Strategic Litigation Impacts: Torture in Custody (Comparative Study of Argentina, Kenya and Turkey). New York: Open Society Foundations-Open Society Justice Initiative.
- Duffy H. (2017), Detention and Interrogation Abroad: The ‘Extraordinary Rendition’ Programme. In: Nollkaemper A., Plakokefalos I. (Eds.) The Practice of Shared Responsibility in International Law. Shared Responsibility in International Law: Cambridge University Press. 89-127.
- Duffy H. (2017), Strategic Human Rights Litigation: ‘Bursting the Bubble on the Champagne Moment’ (Lecture).
- Herik L.J. van den & Duffy H. (2016), Human Rights Bodies and International Humanitarian Law: Common but Differentiated Approaches. In: Buckley C.M., Donnald A., Leach P. (Ed.) Towards Convergence in International Human Rights Law: Approaches of Regional and International Systems. Nottingham Studies on Human Rights no. 5 Leiden / Boston: Brill | Nijhoff. 366-406.
- Duffy H. (2016), Litigating Modern Day Slavery in Regional Courts: A Nascent Contribution, Journal of International Criminal Justice 14(2): 375-403.
- Duffy H. (2015), The ‘War on Terror’ and the Framework of International Law. Cambridge: Cambridge University Press.
- Duffy H. (2015), The 'War on Terror' and the Framework of International Law (2nd ed.): CUP.
- Duffy H. (2014), Accountability through Litigation: Potential and Challenges. In: Davis F., Londras F. de (Eds.) Critical Debates on Counter-Terrorist Judicial Review. Cambridge: Cambridge University Press. 324-365.
- Duffy H. (2014), International Human Rights Law and Terrorism: an Overview. In: Saul B. (Ed.) Research Handbook on International Law and Terrorism. Cheltenham: Edward Elgar Publishing. 335-360.
- Duffy H. (18 December 2013), The 'war on terror' and International Law (PhD thesis. E.M. Meijers Institute, Faculty of Law, Leiden University) Meijers-reeks no. 226. Leiden: E.M. Meijers Instituut, Instituut voor Rechtswetenschappelijk Onderzoek. Supervisor(s): Schrijver, N.J.
- Duffy H. (2013), Harmony or Conflict? The Interplay between Human Rights and Humanitarian Law in the Fight against Terrorism. In: Herik L.J. van den, Schrijver N.J. (Eds.) Counterterrorism Strategies in a Fragmented International Legal Order: Meeting the Challenges. Cambridge: Cambridge University Press. 482-526.
- Duffy H. & Kostas S. (2012), Extraordinary Rendition: Challenging the Rule of Law. In: Salinas de Frías A.M.; White N., Samuel K. (Eds.) Counter-Terrorism: International Law and Practice. Oxford: Oxford University Press. 539-578.
- Duffy H. (2012), Human Rights Litigation in Sub-Regional African Courts: Towards Justice for Victims or Just More Fragmentation?. In: Herik L.J. van den, Stahn C. (Eds.) The Diversification and Fragmentation of International Criminal Law. Leiden: Brill Nijhoff. 163-184.
- Duffy H. (2009), Hadijatou Mani v Niger: Slavery Unveiled by the ECOWAS Court, Human Rights Law Review 9(1): 151-170.
- Duffy H. (2008), Human Rights Litigation and the "War on Terror", International Review of the Red Cross 90(871): 573-597.
- directing a human rights law practice and charity
- Editorial Board
- Visiting (external) Professor
- Adjunct Visiting Professor
- Honorary Professor