Tobias Vestner is Director of Research and Policy Advise and Head of Security and Law at the GCSP. He teaches, researches, and organizes dialogue on the intersection between security policy and international law. Before joining the GCSP, he was Research Affiliate and Global Futures Fellow at Georgetown University. Prior to that, he was Policy Advisor at the Swiss State Secretariat for Economic Affairs, where he managed political processes with regard to the export of conventional weapons, and participated in the UN negotiations of the Arms Trade Treaty. Previously, while at the Law of Armed Conflict Section at the Swiss Federal Department of Defense, Sports and Civil Protection, he contributed to bilateral negotiations on military cooperation, and trained military officers in international humanitarian law. Tobias Vestner holds a Master of Science in Foreign Service from Georgetown University, a Master of Laws in International and European Law from the University of Geneva, and a Bachelor degree in Swiss law from the University of Lausanne.

Alessandro Mario Amoroso is a former Programme Officer in the Security and Law team at the GCSP, where he conducts legal research and analysis on issues of jus ad bellum, international humanitarian law and human rights law. Before joining the GCSP, Alessandro was an Associate at the ICRC delegation in Paris. He holds an LL.M. in International Humanitarian Law and Human Rights from the Geneva Academy and a Law degree from the University of Naples Federico II.