Christoph Sperfeldt is Senior Lecturer at Macquarie Law School, Macquarie University. He is also a Fellow at the Center for Human Rights and International Justice at Stanford University, and Adjunct Professor at the Center for the Study of Humanitarian Law at the Royal University of Law and Economics, Cambodia. Christoph’s interest in statelessness arose from multi-year field research among Vietnamese minority populations in Cambodia. From 2018 to 2021, he was Senior Research Fellow at the Peter McMullin Centre on Statelessness at Melbourne Law School and remains affiliated with the Centre as Honorary Fellow. He holds a PhD from the Australian National University. Prior to joining academia, Christoph worked for more than a decade on human rights, the rule of law and statelessness, predominantly in Southeast Asia. He was Deputy Director at the Asian International Justice Initiative, a joint program of the East-West Center and the Center for Human Rights and International Justice at Stanford University, where he supported human rights and rule of law capacity development in ASEAN. Prior to this, Christoph was Senior Advisor with the German development agency (GIZ) in Cambodia.