Lukasz Gruszczynski is Associate Professor (dr. habil.) of international law at Kozminski University (Warsaw, Poland) and Research Fellow at the Centre for Social Sciences - Institute for Legal Studies (Budapest, Hungary). He earned his Ph.D. from the European University Institute in Florence. In the past, he has been a visiting researcher at the University of Michigan Law School, Lauterpacht Centre for International Law at the University of Cambridge (as Winiarski Fellow) and Pazamany Peter Catholic University, as well as an intern at the Legal Affairs Division of the World Trade Organization. He regularly teaches EU law, public international law, and international economic law at various Polish and foreign universities. Prof. Gruszczynski is the author of more than 50 publications, including two monographs with Oxford University Press: Regulating Health and Environmental Risks under WTO Law (2010) and Deference in International Courts and Tribunals: Standard of Review and Margin of Appreciation (2010). He is also a Managing Co-Editor of the Polish Yearbook of International Law, Editor of the European Journal of Risk Regulation (CUP) and member of the scientific committee of gLAWcal - Global Law Initiatives for Sustainable Development (UK).Marcin Menkes is Associate Professor (dr. habil.) and Head of Post-graduate studies of Law & Economics of Capital Markets at Warsaw School of Economics (Poland), Research Fellow at Michigan Law School, and Of Counsel in Quertius. In the past he was a visiting fellow or lecturer at Lauterpacht Centre for International Law at the University of Cambridge, Cornell Law School, Università di Torino, Università di Bologna, Università degli Studi di Firenze. He is a member of the International Law Association Committee on the Rule of Law and International Investment Law and ISDS Academic Forum. He is an author of over 90 publications, including monographs on Economic Governance in Public International Law (2016) and Economic Sanctions in International Law (2011). His research focuses on international investment and financial law, economic sanctions, and economic governance. He practices law in the area of international arbitration and litigation.Veronika Bílková is Associate Professor (Doc) in international law at the Law Faculty of the Charles University in Prague, and serves as head of the Centre for International Law at the Institute of International Relations in Prague. She graduated from the Law and Philosophical Faculties of the Charles University and obtained the European Master’s Degree in Human Rights and Democratisation. She is holder of the Diploma in International Law from the University of Cambridge. She is a member of the European Commission for Democracy Through Law of the Council of Europe and is on the Managerial Board of the EU Fundamental Rights Agency. In the past, she was a visiting researcher at the University Paris II Panthéon-Assas, Northumbria University in Newcastle, Max Planck Institute for Comparative Public Law and International Law in Heidelberg, and the Columbia Law School. She has authored five books and more 100 book chapters and articles in Czech, English and French on international law (mainly the use of force, international humanitarian law, international criminal law, and human rights) as well as on international relations (mainly security topics and the UN).Paolo Davide Farah is an Associate Professor (with tenure) at West Virginia University, Eberly College of Arts and Sciences, John D. Rockefeller IV School of Policy and Politics and the Coordinator of the Eberly College Interdisciplinary Research Collaborative on Global Challenges and Local Response Initiatives. He is Founder, President, Director, Principal Investigator and Senior Research Fellow at gLAWcal—Global Law Initiatives for Sustainable Development (www.glawcal.org.uk), Distinguished Professor of Law at Beijing Foreign Studies University (BFSU), Law School (China) and Senior Research Fellow at the Institute of International Economic Law (IIEL), Georgetown University Law Center, Washington DC, USA. In the past, he was an International Consultant and Legal Advisor for projects implemented for the United Nations Development Program (UNDP), for the Italian Ministry of Economic Development and Commerce and for the OECD. He has previously worked at the Legal Affairs Division of the World Trade Organization in Geneva and was an Associate Lawyer of Baker & McKenzie Law Firm, Milan, Italy. He was a Visiting Scholar at Harvard Law School, East Asian Legal Studies Program. He has more than 60 articles or book chapters, 9 books and 6 journal special issues published or forthcoming in English and 20 additional publications in Italian, French, Spanish and Chinese including a book published by the Law Press China.

• Introduction: Mapping the crisis of multilateralismChapter 2: Oleksandr Vodiannikov, The crisis of trust in contemporary multilateralism: International order in times of perplexityChapter 3: Sean Butler, Believing is seeing: Normative consensus and the crisis of institutional multilateralismChapter 4: Maria Varaki, Revisiting the ‘crisis’ of international lawChapter 5: Mary E. Footer, The multilateral international order – Reports of its death are greatly exaggeratedChapter 6: Christopher Lentz, State withdrawals of jurisdiction from an international adjudicative bodyChapter 7: Malgosia Fitzmaurice, Multilateralism, community of interests and environmental lawChapter 8: Vassilis Pergantis, The advent and fall of trust as a cornerstone of judicial cooperation in multilateral regimes in Europe: A cautionary taleChapter 9: Agnieszka Nimark, The nuclear non-proliferation regime at 50: Midlife crisis and its consequencesChapter 10: Patrycja Grzebyk, Karolina Wierczyńska, The crisis of multilateralism through the prism of the experience of the International Criminal CourtChapter 11: Ernst-Ulrich Petersmann, Global governance crises and rule of law: Lessons from Europe’s multilevel constitutionalismChapter 12: Jessica C. Lawrence, We have never been ‘multilateral’: Consensus discourse in international trade lawChapter 13: Ewa Żelazna, The EU’s reform of the investor-State dispute resolution system: A bilateral path towards a multilateral solutionChapter 14: Margherita Melillo, Challenges to multilateralism at the World Health OrganizationChapter 15: Szymon Zaręba, The Council of Europe and Russia: Emerging from a crisis or heading towards a new one?

Lukasz Gruszczynski is Associate Professor (dr. habil.) of international law at Kozminski University (Warsaw, Poland) and Research Fellow at the Centre for Social Sciences - Institute for Legal Studies (Budapest, Hungary). He earned his Ph.D. from the European University Institute in Florence. In the past, he has been a visiting researcher at the University of Michigan Law School, Lauterpacht Centre for International Law at the University of Cambridge (as Winiarski Fellow) and Pazamany Peter Catholic University, as well as an intern at the Legal Affairs Division of the World Trade Organization. He regularly teaches EU law, public international law, and international economic law at various Polish and foreign universities. Prof. Gruszczynski is the author of more than 50 publications, including two monographs with Oxford University Press: Regulating Health and Environmental Risks under WTO Law (2010) and Deference in International Courts and Tribunals: Standard of Review and Margin of Appreciation (2010). He is also a Managing Co-Editor of the Polish Yearbook of International Law, Editor of the European Journal of Risk Regulation (CUP) and member of the scientific committee of gLAWcal - Global Law Initiatives for Sustainable Development (UK).Marcin Menkes is Associate Professor (dr. habil.) and Head of Post-graduate studies of Law & Economics of Capital Markets at Warsaw School of Economics (Poland), Research Fellow at Michigan Law School, and Of Counsel in Quertius. In the past he was a visiting fellow or lecturer at Lauterpacht Centre for International Law at the University of Cambridge, Cornell Law School, Università di Torino, Università di Bologna, Università degli Studi di Firenze. He is a member of the International Law Association Committee on the Rule of Law and International Investment Law and ISDS Academic Forum. He is an author of over 90 publications, including monographs on Economic Governance in Public International Law (2016) and Economic Sanctions in International Law (2011). His research focuses on international investment and financial law, economic sanctions, and economic governance. He practices law in the area of international arbitration and litigation.Veronika Bílková is Associate Professor (Doc) in international law at the Law Faculty of the Charles University in Prague, and serves as head of the Centre for International Law at the Institute of International Relations in Prague. She graduated from the Law and Philosophical Faculties of the Charles University and obtained the European Master’s Degree in Human Rights and Democratisation. She is holder of the Diploma in International Law from the University of Cambridge. She is a member of the European Commission for Democracy Through Law of the Council of Europe and is on the Managerial Board of the EU Fundamental Rights Agency. In the past, she was a visiting researcher at the University Paris II Panthéon-Assas, Northumbria University in Newcastle, Max Planck Institute for Comparative Public Law and International Law in Heidelberg, and the Columbia Law School. She has authored five books and more 100 book chapters and articles in Czech, English and French on international law (mainly the use of force, international humanitarian law, international criminal law, and human rights) as well as on international relations (mainly security topics and the UN).Paolo Davide Farah is an Associate Professor (with tenure) at West Virginia University, Eberly College of Arts and Sciences, John D. Rockefeller IV School of Policy and Politics and the Coordinator of the Eberly College Interdisciplinary Research Collaborative on Global Challenges and Local Response Initiatives. He is Founder, President, Director, Principal Investigator and Senior Research Fellow at gLAWcal—Global Law Initiatives for Sustainable Development (www.glawcal.org.uk), Distinguished Professor of Law at Beijing Foreign Studies University (BFSU), Law School (China) and Senior Research Fellow at the Institute of International Economic Law (IIEL), Georgetown University Law Center, Washington DC, USA. In the past, he was an International Consultant and Legal Advisor for projects implemented for the United Nations Development Program (UNDP), for the Italian Ministry of Economic Development and Commerce and for the OECD. He has previously worked at the Legal Affairs Division of the World Trade Organization in Geneva and was an Associate Lawyer of Baker & McKenzie Law Firm, Milan, Italy. He was a Visiting Scholar at Harvard Law School, East Asian Legal Studies Program. He has more than 60 articles or book chapters, 9 books and 6 journal special issues published or forthcoming in English and 20 additional publications in Italian, French, Spanish and Chinese including a book published by the Law Press China.

• Introduction: Mapping the crisis of multilateralismChapter 2: Oleksandr Vodiannikov, The crisis of trust in contemporary multilateralism: International order in times of perplexityChapter 3: Sean Butler, Believing is seeing: Normative consensus and the crisis of institutional multilateralismChapter 4: Maria Varaki, Revisiting the ‘crisis’ of international lawChapter 5: Mary E. Footer, The multilateral international order – Reports of its death are greatly exaggeratedChapter 6: Christopher Lentz, State withdrawals of jurisdiction from an international adjudicative bodyChapter 7: Malgosia Fitzmaurice, Multilateralism, community of interests and environmental lawChapter 8: Vassilis Pergantis, The advent and fall of trust as a cornerstone of judicial cooperation in multilateral regimes in Europe: A cautionary taleChapter 9: Agnieszka Nimark, The nuclear non-proliferation regime at 50: Midlife crisis and its consequencesChapter 10: Patrycja Grzebyk, Karolina Wierczyńska, The crisis of multilateralism through the prism of the experience of the International Criminal CourtChapter 11: Ernst-Ulrich Petersmann, Global governance crises and rule of law: Lessons from Europe’s multilevel constitutionalismChapter 12: Jessica C. Lawrence, We have never been ‘multilateral’: Consensus discourse in international trade lawChapter 13: Ewa Żelazna, The EU’s reform of the investor-State dispute resolution system: A bilateral path towards a multilateral solutionChapter 14: Margherita Melillo, Challenges to multilateralism at the World Health OrganizationChapter 15: Szymon Zaręba, The Council of Europe and Russia: Emerging from a crisis or heading towards a new one?