Dire Tladi, PhD (2007), Erasmus University Rotterdam, is a Professor of International Law and the NRF/DST South African Research Chair at the University of Pretoria, member of the UN International Law Commission and its Special Rapporteur on Peremptory Norms and member of the Institut de Droit International.

Peremptory Norms of General International Law (Jus Cogens): Disquisitions and Dispositions is a collection of contributions on various aspects of jus cogens in international law.