Mr. Dieng has served as Registrar of the International Criminal Tribunal for Rwanda since 2001. He began his career as Registrar of the Regional and Labour Courts in Senegal, and served as Registrar of the Supreme Court of Senegal for six years. From 1982 to 2001, Mr. Dieng worked for the International Commission of Jurists, for the last ten years as the organisation’s Secretary-General. During this period he was appointed as Envoy of the United Nations Secretary General to Malawi in 1993, and as the United Nations Independent Expert for Haiti from 1995 to 2000.
A legal and human rights expert, Mr. Dieng has throughout his career contributed to strengthening of the rule of law, fighting impunity and promoting capacity building of judicial and democratic institutions. He has also contributed to the establishment of several non-governmental organizations in Africa and to strengthening African institutions. Mr. Dieng was the driving force behind the establishment of the African Court on Human and Peoples’ Rights as well as the draft African Union Convention on Preventing and Combating Corruption.
Mr. Dieng has lectured on international law and human rights at academic institutions around the world and acted as consultant for many organizations, including the United Nations Educational, Scientific and Cultural Organization, the Office of the High Commissioner for Human Rights, the Ford Foundation and the African Union.
On 17 July 2012, Secretary-General Ban Ki-moon announced the appointment of Adama Dieng of Senegal as Special Adviser on the Prevention of Genocide.