Xuan Shao is completing her DPhil at the University of Oxford. Her research focuses on international economic law, sources of international law, and comparative public law. She holds LLM (cum laude) from Graduate Institute of International and Development Studies and LLM (dist.) from University College London. Her research has been punished in leading journals and has been listed as ‘Best of Law Journals from Oxford University Press’ twice. In the past six years, Xuan has been assisting the International Law Commission Special Rapporteur on General Principles of Law. She is a rapporteur for the Oxford International Organizations (OXIO) database and an assistant editor of Chinese Journal of International Law.