Editors
Tigre, Maria Antonia
is the Director for Global Climate Change Litigation at the Sabin Center for Climate Change Law at Columbia Law School. She previously worked as a Senior Attorney at the Environment Program of the Cyrus R. Vance Center for International Justice. She served as the Deputy Director for the Global Network for Human Rights and the Environment (GNHRE). She has authored numerous publications on regional and international environmental law, specifically focusing on environmental rights, the evolution of international environmental law, and climate litigation. Her research also encompasses the protection of the Amazon rainforest ecosystem. She has three sons.
Rocha, Armando
is a Professor of International Law, Law of the Sea, and Climate Change Law at Universidade Católica Portuguesa and researcher at the Católica Research Centre for the Future of Law. He is also an invited Professor at the Catholic University of Lille (France), member of the Young Scientists Seminar of the Academy of Sciences of Lisbon, member of the International Law Association Committee on the Protection of Persons at Sea, and coordinator of the Law Schools Global League research group on Environmental Regulation.
Authors
Carrillo Bañuelos, Jorge Alejandro
is a Climate Change and Human Rights Advisor at the Supreme Court of Mexico. He completed his LL.M. at Harvard Law School as a Fulbright Scholar. He holds an LL.B. (Hons.) from Centro de Investigación y Docencia Económicas (CIDE), Mexico. His academic research focuses on climate change litigation, environmental rights, and constitutional procedures. He has also collaborated with the Interamerican Association for Environmental Defense (AIDA) in climate change litigation cases.
Campbell, Austyn
is an international disputes lawyer at Gilbert + Tobin. Her practice focuses on issues of public and private international law, including matters before the International Tribunal for the Law of the Sea and the International Court of Justice. Most recently, Austyn was part of the team that represented Timor-Leste before the International Tribunal for the Law of the Sea in the advisory proceedings on climate change, and advised Timor-Leste, Tonga, and Solomon Islands in preparing their written statements in the advisory opinion on climate change before the International Court of Justice.
Cohen, Miriam
is an Associate Professor and Canada Research Chair on Human Rights and International Reparative Justice at Université de Montréal Faculty of Law. She is Vicepresident of the Quebec Society of Internation al Law, a member of the Board of the Canadian Council on Internation al Law and a member of the Global Young Academy. She holds graduate degrees from Harvard Law School, Cambridge University, Université de Montréal and Leiden University. She has previously worked at the International Court of Justice and the International Criminal Court, and she has appeared as Counsel before the International Tribunal for the Law of the Sea, the Inter-American Court of Human Rights and the Supreme Court of Canada.
De Spiegeleir, Antoine
is a PhD Researcher in the Law Department of the European University Institute (Florence, Italy). Prior to his PhD, he worked as a Research and Teaching Assistant at the KU Leuven and Yale Law School. Antoine studied law and philosophy in Brussels, Leuven, and Zurich, and obtained an LL.M. School in 2022. His doctoral dissertation relates to storytelling in international adjudication.
Lupin, Dina
is a Associate Professor at the School of Law at the University of Southampton. They served as the Director of the Global Network for Human Rights and the Environment. Her research examines the role of fundamental legal values (such as human dignity) in the context of environmental decision-making. It uses feminist, queer, and decolonial theory in their analysis of Indigenous epistemic and social resistance to unjust environmental processes and practices. Previously Dina worked as a Post-doctoral researcher at the University of Vienna researching Indigenous rights and practices of resistance. Prior were based at the University of Tilburg researching civil society organisations working on sustainable development in Ethiopia
Main-Klingst, Lea
is a lawyer for international law and fundamental rights with ClientEarth, a legal environmental charity. She holds an LL.M. in Human Rights from University College London and an LL.M. in International Environmental Law from the George Washington University Law School. Prior to joining ClientEarth, she worked in public international law and human rights, including on cases before the International Court of Justice and the International Tribunal for the Law of the Sea. Lea has published on a variety of international law issues, including climate and environmental litigation, genocide, refugee law, and the law of the sea.
Marjanac, Sophie
is currently the Director of Legal Strategy at the Polluter Pays Project and is an environmental lawyer with diverse experience gained in the not-for-profit sector and private practice. She was at ClientEarth from 2015–2024, where she incubated the organisation’s work on climate change litigation, leading its work to hold corporations to account for their environmental impacts. During her time at ClientEarth, she led a path-breaking human rights case on behalf of Indigenous Torres Strait Islanders (Billy et al v Australia), several cases seeking to hold companies to account for greenwashing, and a world-first claim against the Board of Directors of Shell plc. Sophie is an Australian-qualified lawyer (Victoria) and obtained a Bachelor of Law (first class honors) and Bachelor of International Studies (with distinction) from the University of New South Wales in 2009.
Medici-Colombo, Gastón
is a Lecturer in Public International Law at the University of Barcelona and Associate Researcher at the Tarragona Centre for Environmental Law Studies (CEDAT). Prior to joining the University of Barcelona, he worked as a Professor at the Barcelona Centre of International Studies (CEI, International Affairs) and as a lawyer in Spain and Argentina. His work focuses on environmental law, human rights and international courts.
Nanthakumar, Rohan
is a public and international lawyer at Blue Ocean Law, specializing in human rights, climate, environmental and constitutional law. He helps local communities, governments, international organisations and NGO s to devise and implement legal strategies in pursuit of environmental justice and the self-determination of peoples. Rohan has been instructed in all three of the climate change advisory opinions before the ITLOS, IACtHR and ICJ. He was a member of the legal team and delegation to the Hague for the Republic of Vanuatu in the ICJ advisory proceedings. He has previously worked on litigation before domestic courts, engaged with the UN human rights system and the complaints process under the OECD Guidelines for Multinational Enterprises. He is also a Research Fellow in the Centre for Comparative Constitutional Studies at the University of Melbourne.
Narulla, Harjeevan S.
is a lawyer at Doughty Street Chambers who specializes in domestic and international climate change litigation, namely in the fields of human rights law, public international law, constitutional law, public law, corporate and commercial law, rights of Nature, and indigenous and First Nations law. He has been involved in climate litigation cases in more than 15 countries, across all continents, and he also provides advice on climate law and governance to governments, NGO s, and international inter-governmental organizations such as the UNFCCC. Harj was instructed in all three of the advisory opinions before the ICJ, IACtHR, and ITLOS, and presented Solomon Islands’ case at the ICJ hearings in The Hague. Alongside his practice he has visiting academic roles in climate law and litigation at the University of Oxford and the London School of Economics.
Nekura, Ruth
is a human rights lawyer and socio-legal researcher whose work focuses on law reform, advocacy and strategic litigation. She is passionate about access to justice and invokes both structural and individual level analyses to challenge systemic inequality. She is an advocate of the High Court of Kenya. She holds an LL.M. in Human Rights Law and a PhD in Public International Law from the University of Cape Town. She works as an independent consultant providing technical support to grassroots, national and international civil society organizations.
Ollino, Alice
is an Assistant Professor in International Law at the University of Milano-Bicocca (Italy). She is the author of Due Diligence Obligations in International Law (CUP 2022). In 2019, she was awarded the ESIL Young Scholar Prize. Alice’s research interests include general international law, international responsibility, and international human rights. She has published on a wide range of topics in national and international peer-reviewed journals. Alice has been a visiting Fellow at the Max Planck Institute for Comparative Public Law and International Law, a research fellow at the Centre for Studies and Research of the Hague Academy of International Law, and a visiting researcher at the University of Geneva.
Papanicolopulu, Irini
is British Academy Global Professor of International Law at SOAS University of London. She is also a visiting professor at the Catholic University of Portugal and the University of St. Gallen (Switzerland) and has previously worked at the University of Oxford, the University of Glasgow, and the University of Milano-Bicocca. She is the author and editor of numerous publication addressing international law, the law of the sea, environmental law, and human rights law, including International Law and the Protection of People at Sea (OUP 2018) and the award-winning Gender and the Law of the Sea (Brill 2019). She is the Chair of the ILA Committee on Protection of People at Sea, Vice-Chair of COST Action Blue Rights and a member of the Coordinating Committee of the Interest Group on the Law of the Sea of the European Society of International Law. Irini advises states, international organisations, civil society organisations and business actors on issues of international law, the law of the sea, human rights law and environmental law.
Robertson, Claire
is an international lawyer at DLA Piper. She advises governments on public international law matters and dispute resolution between States on complex issues, including matters before the International Tribunal on the Law of the Sea and the International Court of Justice. Claire also advises governments on climate finance projects, in particular supporting ocean-related initiatives. Most recently, she was part of the teams that represented Timor-Leste before the International Tribunal for the Law of the Sea in the advisory opinion proceedings on climate change, and Timor-Leste, Tonga, Solomon Islands, and Zambia in the advisory opinion on climate change before the International Court of Justice.
Ann Samuel, Susan
Ann Samuel, Susan is an Indian lawyer and currently a PhD Researcher with University of Leeds, School of Politics and International Studies. She serves as Fellowship Officer of the Centre for International Sustainable Development Law (CISDL); and is a member of the International Union for Conservation of Nature–World Commission on Environmental Law (IUCN WCEL), and Global Network on Human Rights and Environment (GNHRE). She is a Priestley Climate Scholar with Priestley Centre for Climate Futures. Her research interests include Climate Law and Politics, Human Rights and Sustainable Development through a multidisciplinary lens.
Stewart, Melissa
is an Assistant Professor of Law at the University of Hawai’i at Mānoa, William S. Richardson School of Law. Her research combines theoretical and practical approaches to complex problems of law in the fields of international law, human rights, and international environmental law. She has held appointments at Georgetown University Law Center and the Center for Transnational Legal Studies in London. Prior to academia, she worked in private practice at Foley Hoag, LLP where she advised clients on matters related to international law, international environmental law, law of the sea, human rights, and corporate social responsibility.
Sthoeger, Eran
is a New York-based litigator, consultant and advisor on matters of public international law, including in matters relating to the law of the sea, human rights law, and also climate and environmental law. As such, his work experience includes working on several cases before the ITLOS, ICJ and arbitral tribunals. Apart from his activity as a litigator, he also conducts academic research in these fields and works as a Lecturer in international environmental law at Columbia University and Adjunct Professor at Brooklyn Law School.
Teles, Patrícia Galvão
is a member of the United Nations International Law Commission and of the Permanent Court of Arbitration. She is the Legal Advisor of the Portuguese Ministry of Foreign Affairs. Professor Galvão Teles is also Associate Professor of International Law at the Autonomous University of Lisbon, Co-Director of the Singapore CIL Academy of International Law and Global Senior Fellow at the Centre for International Law of the National University of Singapore. She is an Associate Member of the Institut de Droit International and a member of the Curatorium of The Hague Academy of International Law, having taught a special course in the Winter Session of 2024 on ‘The Advisory Function of International Courts and Tribunals’.
Teixeira, Rita Guerreiro
is an Assistant Professor of Public International Law at Utrecht University, Department of International and European Law, and a member of the Utrecht Centre for Water, Oceans and Sustainability Law. Prior to joining Utrecht, Rita was a postdoctoral researcher at the Erik Castrén Institute, University of Helsinki, and a junior researcher at the Leuven Centre for Global Governance Studies. Her main research interests include international environmental law, international organisations, and law-making.