Judge Daniel Nsereko started his career as an advocate in the High Court in his native Uganda. He has extensive experience in international criminal law and procedure and has sat on various appeals benches at the International Criminal Court (ICC), in cases involving the Democratic Republic of Congo, Kenya, Uganda, the Central African Republic and Sudan.
Prior to his appointment as an Appeals Judge at the ICC in 2007, Judge Nsereko served as a Trial Observer to Swaziland (1990) and to Ethiopia (1996), writing comprehensive confidential reports in the context of international human rights standards. He was also on the List of Counsel, eligible to represent accused and victims before the ICC. From 1983 to 1984, Judge Nsereko served as expert consultant for the Crime Prevention and Criminal Justice Branch of the United Nations Centre for Social Development and Humanitarian Affairs.
As an academic, Judge Nsereko served as Senior Lecturer in Law at Makerere University in Uganda and as Professor of Law at the University of Botswana. For eight years he was head of the Department of Law at that university. He has also published extensively on criminal law and procedure, human rights, humanitarian and international law. He has written on various matters of international criminal law, including right to counsel, ethical obligations of counsel in criminal proceedings, expeditious trials, genocide, aggression and other substantive and procedural issues. In 1996, he was awarded a medal for his contributions to international human rights and to criminal law reform by the International Society for the Reform of Criminal Law.
Judge Nsereko holds the degrees of LLB from the University of East Africa in Tanzania, M.C.J. from Howard University, and LLM and J.S.D. from New York University. Judge Nsereko was a Fellow of The Hague Academy of International Law and a Visiting Scholar at the Max-Planck Institute for Foreign and International Criminal Law in Germany. In addition, he was a Visiting Scholar at the Institute of Criminal Law and Procedure at the University of Cologne and a Walter S Owen Visiting Professor of Law at the University of British Columbia in Canada.