ÐÓ°ÉÂÛ̳

Philip Daltrop, a UK and German national, has served on the ÐÓ°ÉÂÛ̳ Group Sanctions Board since October 2022, and as Sanctions Board Chair since June 2025. He has 35 years experience as an international lawyer, mostly spent in a variety of legal, procurement and integrity functions at several multilateral development banks. He worked in Manila for the Asian Development Bank for 20 years, retiring as Deputy General Counsel in 2011 after also heading ADB¡¯s procurement, integrity and internal audit offices. Since then he has worked as a freelance legal consultant, based in London and Jakarta, undertaking assignments in these areas for the ÐÓ°ÉÂÛ̳, Asian Infrastructure Investment Bank and other organizations.  Earlier in his career, he worked for a total of ten years in the London, Brussels and Tokyo offices of Allen & Overy, the legal department of the UK Foreign and Commonwealth Office, as a finance lawyer for Inter-American Development Bank, and as a project lawyer for the ÐÓ°ÉÂÛ̳. He holds an undergraduate degree in Philosophy, Politics and Economics (First Class), and a master¡¯s in International Human Rights Law (with Distinction), both from Oxford University. He also completed postgraduate legal examinations and training as an English solicitor in London.

Nassib G. Ziad¨¦, a dual Lebanon and Chile national, has served on the ÐÓ°ÉÂÛ̳ Group Sanctions Board since June 2025. He is the President of the International Monetary Fund Administrative Tribunal and the President of the United Nations Appeals Tribunal. He is a Member of the Sanctions Panel of the Geneva-based Global Fund. He has regularly served as tribunal chair or co-arbitrator in arbitrations relating to international commerce, construction, investment and public international law conducted in Arabic, English and French under the rules of the International Court of Arbitration of the International Chamber of Commerce (ICC), the London Court of International Arbitration (LCIA), the International Centre for Settlement of Investment Disputes (ICSID), the Permanent Court of Arbitration (PCA), the Cairo Regional Centre for International Commercial Arbitration (CRCICA), the Dubai International Arbitration Centre (DIAC), the Abu Dhabi Commercial Conciliation and Arbitration Center (ADCCAC), the Singapore International Arbitration Centre (SIAC) and the Hong Kong International Arbitration Centre (HKIAC), as well as in ad hoc proceedings, including under the United Nations Commission on International Trade Law (UNCITRAL) Arbitration Rules. He is the former Chief Executive Officer of the Bahrain Chamber for Dispute Resolution (BCDR), the former Director of DIAC, the former Deputy Secretary-General (and Acting Secretary-General) of ICSID, and the former Executive Secretary of the ÐÓ°ÉÂÛ̳ Administrative Tribunal. He has been designated as a Member of the PCA and the ICSID Panels of Arbitrators and Conciliators. He is a Vice-Chairman of the Board of Trustees (and a former Vice-Chairman of the Advisory Committee) of CRCICA, a Member of the Board of Trustees of the Lebanese Arbitration and Mediation Center, as well as a former Court Member of LCIA and a former Vice-President of the International Federation of Commercial Arbitration Institutions (IFCAI). He is a Visiting Professor at the University of Miami School of Law and at the Law Faculty of Saint-Joseph University in Lebanon and Dubai. He taught at the University of Paris I (Panth¨¦on-Sorbonne), the Universities of Chile and Heidelberg in Santiago, Chile and the Paris International Academy for Arbitration Law. In addition, he taught a special course at the Hague Academy of International Law. Further, he is an Associate Member of the Institut de droit international. He has published extensively in the fields of international law and arbitration law. He is the Founder and General Editor of the BCDR International Arbitration Review, a former Editor-in-Chief of the ICSID Review¡ªForeign Investment Law Journal, and a member of the editorial advisory committees of several law journals. He previously served as a Counsellor and Member of the Executive Committee of the American Society of International Law, and as a Member of the Advisory Committee of the Lauterpacht Centre for International Law at the University of Cambridge.

Claudia Annacker, an Austrian national, has served on the ÐÓ°ÉÂÛ̳ Group Sanctions Board since June 2025. Claudia is an international arbitrator and counsel with over 30 years of experience in international dispute settlement.  Her practice focuses on international arbitration and public international law, in particular investor-State disputes, inter-State disputes, and disputes involving international organizations.

Before establishing her independent practice in 2024, Claudia was a partner at Dechert LLP and prior thereto a partner at Cleary Gottlieb Steen & Hamilton LLP.  She has acted as arbitrator, ICSID ad hoc Committee member, and counsel in more than 50 investment arbitrations, under bilateral and multilateral investment treaties, investment contracts, and domestic investment laws.  Her experience spans all major international arbitration rules.  She has also regularly acted as counsel in commercial and inter-State arbitrations, as well as before the European Court of Human Rights.  She has advised on a wide range of public international law issues, including the law of treaties, State responsibility, international privileges and immunities, the law of international organizations, and State succession.

Claudia has been appointed to several arbitrator panels, including the ICSID Panel of Arbitrators and the SIAC Panel of Arbitrators.  She serves on the SIAC Court of Arbitration and the Board of the Vienna International Arbitral Centre.

Claudia holds a PhD and a venia legendi et docendi (habilitation) in public international law from the University of Vienna.  She is an adjunct professor at the University of Vienna, where she teaches advanced research seminars in public international law and supervises PhD theses.  She has also been a visiting professor at the University Paris Ouest Nanterre La D¨¦fense and regularly lectures at other leading universities.  She has published extensively on international dispute settlement.

Mahnaz Malik, a UK and Pakistan national, has served on the ÐÓ°ÉÂÛ̳ Group Sanctions Board since January 2024. Mahnaz is a Barrister and Arbitrator at Twenty Essex who specialises in representing Governments and corporations in investment and commercial disputes. She is a Fellow and Trustee of Hughes Hall College of the University of Cambridge.
 

Mahnaz has over 23 years of experience advising Governments, corporations and international organisations on complex cross-border disputes. She has acted as counsel on behalf of investors, organisations and states in several investment and commercial disputes, including the Court of Sport Arbitration (CAS), UNCTRAL, ICC, ICSID, LCIA and PCA-administered arbitrations. Sector specialisms include mining, energy, steel, construction, banking and infrastructure projects. She is particularly adept with disputes relating to natural resources, sporting events, joint venture partners, shareholders, international organisations, institutional lenders, foreign investment laws and state entities.

Mahnaz¡¯s appointment as an arbitrator in EuroGas Inc. and Belmont Resources Inc. v. Republic of Slovakia makes her one of the youngest ever appointed to an ICSID Annulment Committee (the final level of review at ICSID) since records began and the youngest woman. She has served twice as an ICSID Annulment Committee member. She serves on the ICSID Panel of Arbitrators and leading arbitration panels globally.

Mahnaz publishes, teaches and speaks extensively. Her writings are frequently cited in academic journals, arbitration awards, and examination papers and appear on syllabi. Her professional awards include the prestigious UK Financial Times Legal Innovator of the Year Award 2007 and the Law Society of England¡¯s national award for the Trainee Solicitor of the Year 2001. She has also served as a member of the ICC Commissions on Arbitration and Anti-Corruption. After graduating with an MA in Law from Cambridge University, Mahnaz qualified as a Barrister in England and Wales, Attorney at Law in New York) and an Advocate in Pakistan. She is an Adjunct Faculty Member of the Master¡¯s Programme in Investment Treaty Arbitration at Uppsala University, Sweden (2023-2024). 

Adedoyin Rhodes-Vivour, a Nigerian national, has served on the ÐÓ°ÉÂÛ̳ Group Sanctions Board since November 2020. Mrs. Rhodes-Vivour, SAN, C.Arb has practiced law for nearly 40 years specializing in International Arbitration,  Commercial law , litigation and various forms of Alternative  Dispute Resolution. She is a graduate of the University of Lagos, Nigeria (LLB, LLM) and King¡¯s College London, University of London (M.A in International Peace and Security with merit). Mrs Adedoyin is a British Chevening Scholar and awardee of the United States Information Services (USIS) Young African Leaders Programme (1990). She is a Fellow and Chartered Arbitrator of the Chartered Institute of Arbitrators United Kingdom. She is a CEDR [UK] Accredited Mediator.

Adedoyin is a practicing African International Arbitrator and  Senior Advocate of Nigeria. She was a former member of the Permanent Court of Arbitration (PCA) in the Hague, Netherlands. She is a member of the ICC International Court of Arbitration, ICC Arbitration & ADR Commission, member of the ICC Africa Commission and the International Commercial Arbitration Committee of the International Law Association.

She acts as an arbitrator and counsel in both ad hoc and institutional arbitrations  and is listed on the Panel and Data base of Arbitrators of various leading international arbitration Institutions. She is recognized as one of the world¡¯s  preeminent practitioners in the field. She is recognized in publications including Guide to the World¡¯s Leading Commercial Arbitration Experts (Expert guides) and Who¡¯s Who Legal. She is described as an arbitrator who ¡°garners strong praise from market sources for her first-class practice¡± and is adjudged as ¡°providing clients with a wealth of expertise as both arbitrator and counsel across the financial services and energy sectors¡±. She is recognized as one of the women Pioneers in dispute resolution in the 2^nd Edition of Women Pioneers in Dispute Resolution published by the Deutsche Gesellschaftfur Internationale Zusammenarbeit (GIZ) GmbH, on behalf of the German Federal Ministry for Economic Cooperation and Development (BMZ), with the co-operation of ArbitralWomen.

Adedoyin is a Vice President of the LCIA African Users Council and member of the  Singapore International Arbitration Centre (SIAC) Users Council. She is the immediate past Chairperson, Chartered Institute of Arbitrators (CIArb) UK Nigeria Branch, Adedoyin is a board member of the African Arbitration Association [AfAA]  She is an approved tutor of the Chartered Institute of Arbitrators (CIArb) and is a CIARB Regional Pathway Leader for Africa. Adedoyin is a member of ArbitralWomen and Co-Chair of the Equal Representation in Arbitration [ERA] Pledge African Sub-committee. She is the author of the book ¡°Commercial Arbitration Law and Practice in Nigeria through the cases¡± published by LexisNexis, South Africa.

Michael Ostrove, a dual United States and French national, has served on the ÐÓ°ÉÂÛ̳ Group Sanctions Board since December 2021. Michael is a partner in the DLA Piper law firm and is Global Co-Chair of their International Arbitration group. He also serves as a Vice-President of the ICC International Court of Arbitration. Admitted to both the Paris and New York bars, he has over 25 years' experience with international commercial arbitrations, investment arbitrations and other public international law disputes, as well as litigation before domestic and regional courts, such as the Cour Commune de Justice et d¡¯Arbitrage and the Court of Justice of the European Union. Michael routinely acts as lead advocate in arbitrations on behalf of Sovereign States, international organizations, commercial entities, and individuals. He has broad experience in corruption investigations on behalf of multinational corporations and state authorities. Michael sits as an arbitrator, and he is an adjunct professor teaching international arbitration in a Masters program at the Universit¨¦ de Paris II. He is a member of the Advisory Committee to the Wayne State University Law School Program for International Legal Studies and of the Executive Committee of the Foundation for International Arbitration Advocacy.  Michael speaks and publishes frequently on international arbitration and investment law, and he is regularly named as a leading practitioner by the specialized press. Michael earned his B.A. from Yale University, magna cum laude, and his J.D. from the University of California at Berkeley, with Order of the Coif honors.

Don De Amicis, a United States national, has served on the ÐÓ°ÉÂÛ̳ Group Sanctions Board since June 2025.  He is a Professor at Georgetown University Law Center and faculty director of the Center on Transnational Business and the Law.  He serves as faculty adviser director of the Executive Securities and Financial Regulation LL.M. program.  Professor De Amicis is a member of Enforcement Committee of the European Bank for Reconstruction and Development, a tribunal that hears appeals of cases involving corruption, fraud and collusion, and in May 2025 concluded ten years of service as a member of the Sanctions Committee of the Inter-American Development Bank.  Don also serves as an arbitrator in domestic and international commercial arbitrations.  From 2011 to 2014, he was General Counsel of the U.S. International Development Finance Corporation (then known as the Overseas Private Investment Corporation), the U.S. government¡¯s international development finance institution that supports private sector investment through project finance and political risk insurance in over 100 foreign countries.  Prior to that, he had been a senior partner at Ropes & Gray LLP, an international law firm, with a practice that focused on three principal areas: corporate, finance, and restructuring.  Don has long been active in the American Bar Association and its rule of law initiatives; he served as chair of the Section of International Law and is currently serving on the ABA¡¯s Center for Human Rights.  Don is a graduate of Harvard College (B.A.) and received his J.D. degree from Harvard Law School.