Dr. Marie Jacobsson is Principal Legal Adviser on International Law to the Swedish Ministry for Foreign Affairs and a Member of the United Nations International Law Commission (ILC). She is also an Associate Professor of International Law at the University of Lund, Sweden. She publishes academic and popular scientific articles on a regular basis and is a frequent lecturer at Swedish and foreign universities. She has a long-standing interest in polar regions law, Law of the Sea and international security policy, including UN law. She wrote her doctoral thesis on the Antarctic Treaty System (The Antarctic Treaty System: Erga Omnes or Inter Partes), University of Lund.