Dr. Aaron Matta

​Senior Researcher

Dr. Matta is an expert on EU external relations law, international law, and the international justice institutions. In his work Dr. Matta analyzes the intersection between law and politics in EU external action. He focuses on human rights and rule of law promotion in enlargement countries, Eastern Europe and Russia, South Caucasus and Central Asia. His research also covers international criminal justice institutions including the International Criminal Court (ICC) and International Court of Justice (ICJ), as well as regional human rights courts such as the European Court of Human Rights.

Dr. Matta analyzes the intersection of law and politics in the external relations of the EU. He focuses on rule of law promotion in enlargement and EU neighboring countries, mainly in conflict-affected areas where rule of law and justice needs are particularly pressing. He also covers international criminal justice institutions including the International Criminal Court  and International Court of Justice, as well as regional human rights courts such as the European Court of Human Rights.

Before joining the Institute, Dr. Matta served as Senior Researcher at the T.M.C. Asser Instituut. In this capacity he designed, delivered and managed training programs for judges, prosecutors and other civil servants in several countries on issues ranging from access to and administration of justice, to rule of law and institution building issues. He was involved in research and consultancy activities particularly in projects promoting EU standards and values such as rule of law, democracy and human rights.

Dr. Matta was also Academic Program Coordinator of the Centre for the Law of EU External Relations (CLEER) where he organized and coordinated conferences, lectures and law summer schools as well as editing the CLEER peer-reviewed working papers series.

From 2010-2013, Dr. Matta served on the Investigation and Prosecution teams within the Office of the Prosecutor at the ICC and assigned to Kenya, Central African Republic, Ivory Coast and Democratic Republic of Congo cases. He has additional experience working at the International Court of Justice, the European Commission and the EU Delegation in Moscow.

Dr. Matta holds a MA in Research and a PhD in European, Comparative and International Law from the Law Department of the European University Institute (EUI). He also obtained a MA in International Relations from Sussex University and a LL.M and BA in European and International Law respectively from MGIMO University.

Languages Spoken

  • Spanish
  • English
  • French
  • Russian
  • Italian

Regional Expertise/Focus

Central Asia, Europe, Western Balkans

Current Projects


The EU and Rule of Law Promotion

This initiative aims specifically to develop better understanding of the EU’s role in rule of law promotion and to devise ways on how to improve…


Recent Work