David M. Ong, Professor of International and Environmental Law at Liverpool John Moores University. Originally from Malaysia, he is a legal academic whose research interests include the law of the sea, international investment law, and environmental law.Choi Jee-hyun, Associate Professor, Law School, Jeju National University, Jeju City of Jeju Special Self-Governing Province. Ph D. International Law at the Korea University. Korea University (Graduate), Korea University (Undergraduate). He has been in Associate Research Fellow in the Korea Maritime Institute from 2011 to 2020