Andrew is Professor of Public International Law at the Graduate Institute of International Studies in Geneva. He specialises in international human rights and has acted in several ECHR cases. He has been a special adviser on Corporate Responsibility to the United Nations (UN) High Commissioner for Human Rights, Mary Robinson, and was adviser on international humanitarian law to the UN Secretary-General’s Special Representative in Iraq, Sergio Vieira de Mello.  He is a member of the World Health Organisation External Resource Group on Health and Human Rights. He was the Representative of Amnesty International at the United Nations in New York from 1991-1997, and has participated as the representative of Amnesty International in numerous inter-governmental meetings as well as in Amnesty International missions to Mozambique, Rwanda, Burundi and Liberia. Andrew appeared in the case of Osman v UK before the European Court of Human Rights.

Called 1985, Andrew has a practice in international human rights and humanitarian law, international criminal law, and UN law. He has advised on cases before the European Court of Human Rights and acted as legal adviser and representative for the Government of Solomon Islands for the drafting of the Statute of the International Criminal Court (1998). As Professor of Public International Law at the Graduate Institute of International Studies in Geneva, Andrew teaches human rights law, humanitarian law and public international law. He is co-author, with Susan Marks, of International Human Rights Lexicon (Oxford University Press, 2005), the companion website provides access to treaties, judgments and other documents referred to in the book.
Andrew's latest book Human Rights Obligations of Non-State Actors (Oxford University Press, 2006) examines the legal protection of human rights in situations where the threats to the enjoyment of human rights come from non-state actors rather than directly from state agents.

Aidan has been an associate member of matrix since September 2000.Called: 1987, Silk: 1999 (Scotland), he is qualified to appear as counsel in Scotland, as well as in the courts of England and Wales.   Based in Edinburgh, he practises in both jurisdictions, and has a civil/commercial practice involving a significant element of advice and court appearances on issues of European law, particularly in the fields of human rights, private international law, commercial contract, and employment and discrimination law. He has appeared as leading (senior) counsel before the European Court of Justice, the Judicial Committee of the Privy Council the House of Lords, the High Court (Administrative Division), and the civil and criminal courts of Scotland.
From 1997 to 1999, Aidan was standing Junior Counsel to the Scottish Office Education & Industry Department.   Since taking silk in 1999 he has maintained a strong profile in discrimination and employment law issues, while his practice has continued to develop in the area of judicial review, notably in relation to prisoners’ rights, as well as in issues of constitutional law post-devolution.   He has a particular interest in the inter-relationship between EU law, human rights law and domestic law. In addition to law degrees from Edinburgh and Sydney universities, Aidan also has a Masters degree in European and International law from the European University Institute, Florence.  

Aidan has written three legal text books to date: EC for UK Lawyers, a guide to the impact which EU law has on a wide variety of domestic fields of practice including company law, immigration and asylum, intellectual property, employment protection and discrimination, consumer law and private international law; Decisions of the European Court of Justice and their constitutional implications, a survey of the manner in which the ECJ created the conditions for a European constitution and has transformed the UK constitution; and Judicial Review in Scotland: a practitioner’s guide. Aidan has also contributed chapters to a number of legal books, and is the author of many talks and articles in scholarly journals, particularly in the field of human rights, constitutional law and Community/EU law.

Piet is Professor of European Law at King’s College London since 1998, and directs the Centre of European Law.  Before joining King’s he held academic positions at the Universities of Ghent and Brussels (Belgium), and worked in the Chambers of Advocate General Jacobs, European Court of Justice (1994-1998).  His academic interests and activities cover many different areas of EU law, including external relations, the internal market, state aid, judicial protection, the constitutionalization process, and fundamental rights protection.  He is also very active in the field of international economic law, in particular WTO law.  He is editor of the Yearbook of European Law (Oxford University Press), with Takis Tridimas who also practises at Matrix.  He has acted as consultant for major law firms in international trade cases.

Piet's publications include:

External Relations of the European Union – Legal and Constitutional Foundations (Oxford EC Law Library, Oxford University Press 2004)

With A Biondi and J Flynn (eds), The Law of State Aid in the European Union (Oxford University Press 2004)

The European Internal Market and International Trade – A Legal Analysis (Oxford University Press 1994)