Dr. Christophe Paulussen LL.M M.Phil is a senior researcher at the T.M.C. Asser Instituut and coordinator of its research strand ‘Human Dignity and Human Security’, coordinator of the inter-faculty research platform ‘International Humanitarian and Criminal Law Platform’ and research fellow at the International Centre for Counter-Terrorism – The Hague. Christophe’s areas of interest are international humanitarian law, international criminal law, in particular the law of the international criminal(ised) tribunals, and counter-terrorism & human rights, in particular the issue of foreign fighters. On the latter topic, he has advised the UN and the Council of Europe. He is also a contributor to and co-editor of the collected volume Foreign Fighters under International Law and Beyond (T.M.C. Asser Press/Springer Verlag, 2016), as well as a co-author of the 2016 ICCT report The Foreign Fighters Phenomenon in the EU – Profiles, Threats & Policies.