Lucas Vollers is a Swiss-Brazilian lawyer, admitted to the Brazilian Bar, whose work centres on State-to-State dispute settlement. Before joining the MIDS, he taught Public International Law and conducted research on international litigation, arbitration and alternative dispute resolution at Fundação Getulio Vargas Rio de Janeiro Law School.
He is co-author of two books published by Springer Nature, including a monograph on the ITLOS advisory proceedings on climate change. In 2025, he was a Visiting Researcher at Université Paris 1 Panthéon-Sorbonne, and he is guest editor of a special issue of the Latin American and Caribbean Journal of International Law. Drawing on his work assisting the ILA Committee on ADR in International Law, he authored a forthcoming article in the Journal of International Dispute Settlement on how Latin American States approach the choice of dispute settlement mechanisms. His earlier experience includes domestic litigation in Brazil and an internship with the United Nations.
Lucas holds an LL.B. from the Pontifical Catholic University of Rio de Janeiro and a Master of Laws in International Law from the University of the State of Rio de Janeiro. He has judged the Philip C. Jessup Moot, sat as arbitrator at the Willem C. Vis Moot, and currently coaches a team at the FDI Moot.
Nationality
Brazil
Switzerland
Working Languages
Portuguese
English
French
Spanish
Areas of Expertise
State-to-State Dispute Settlement;
Public International Law;
International Environmental Law
Bar Information
Brazil, 2022