Christof is professor of human rights law at the University of Pretoria. He also teaches on a part time basis at Oxford University and the Geneva Academy of International Humanitarian Law and Human Rights.
He is a member of the United Nations Human Rights Committee, where he serves as rapporteur for General Comment 37 on the right of peaceful assembly. He is also a member of the Working Group on Death Penalty, Extra-Judicial, Summary or Arbitrary Killings and Enforced Disappearances in Africa of the African Commission on Human and Peoples’ Rights.
Heyns was UN Special Rapporteur on extrajudicial, summary or arbitrary executions 2010 – 2016. During 2016, he chaired the UN Independent Investigation on Burundi.
He holds degrees in law and philosophy from the Universities of Pretoria, the Witwatersrand and Yale Law School. He has been a Humboldt Fellow at the Max Planck Institute in Heidelberg and a Fulbright Fellow at Yale Law School and Harvard Law.