Filip Reyntjens is Emeritus Professor of Law and Politics at the Institute of Development Policy (IOB), University of Antwerp. Among other assignments, he has been the chair of IOB, visiting professor in Paris, Pretoria, Butare (Rwanda), Kinshasa and Mbarara (Uganda), and vice-rector of the University of Mbuji-Mayi (DRC). For over forty years, he has specialised in the law and politics of Sub-Sahara Africa, and the Great Lakes Region in particular, on which he has published several books and hundreds of scholarly articles. His latest books are The Great African War. Congo and Regional Geopolitics, 1996-2006 (Cambridge University Press 2009), Political governance in post-genocide Rwanda (Cambridge University Press 2013), Le genocide des Tutsi au Rwanda (Presses universitaires de France 2017, 2021) and Modern Rwanda. A Political History (Cambridge University Press, 2024). He has acted as an expert witness on the law and politics of Rwanda, Burundi and the DRC in national courts in several countries and before the International Criminal Tribunal for Rwanda.