Dr. Francis Mading Deng, J.S.D. (Yale University; LL.M., Yale; B.L., Khartoum University), is a politician and diplomat from South Sudan who served as the newly independent country's first ambassador to the United Nations. From 1992 until 2004 he served as the United Nations' first Special Rapporteur on the Human Rights of Internally Displaced Persons.
He has authored and edited 40 books in the fields of law, conflict resolution, internal displacement, human rights, anthropology, folklore, history and politics and has also written two novels on the theme of the crisis of national identity in the Sudan .