Professor Vitit Muntarbhorn is the current Special Rapporteur on the situation of human rights in Cambodia. He is also a former Special Rapporteur on the situation of Human Rights in the DPRK (North Korea). An international law Professor, he was educated in the United Kingdom, obtaining his undergraduate and graduate law degrees from Oxford University. He also holds a degree on European law from the Free University of Brussels.

He is currently a professor of law at the Chulalongkorn University in Bangkok, teaching international law, human rights, the law of regional organizations, migration and refugee law, child rights, international humanitarian law, and European Union law. He was awarded the UNESCO Human Rights Education Prize in 2004. Professor Muntarbhorn has served in many United Nations bodies. He was formally the United Nations Special Rapporteur on the situation of human rights in North Korea. He has also been the Special Rapporteur of the UN Commission on Human Rights on the Sale of Children, Child Prostitution and Child Pornography.

He was the Chair of the International Commission of Inquiry on the Ivory Coast in 2011, and since September 2012, has been serving as a Commissioner on the Independent International Commission of inquiry on Syria. Professor Muntarbhorn has performed a substantial amount of work with non-governmental organizations in the field of human rights as well as with the Red Cross and Red Crescent. Professor Muntarbhorn is the author of many publications on human development and human rights issues involving women and children.