Mark S. Langevin

Senior Fellow and Adjunct Faculty Member at George Mason University, Senior Advisor at Horizon Engage

Mark S. Langevin, Ph.D. is a senior fellow and adjunct faculty member at George Mason University’s Schar School of Policy and Government and teaches in the Global Commerce and Policy graduate program. He is deputy course chair of the Economic and Commercial Studies Division of the National Foreign Affairs Training Center - U.S. Department of State. Langevin also serves as senior advisor for Brazilian energy policy for Horizon Engage, an energy policy and political risk consultancy.

Dr. Langevin is the former international advisor to the Associação Brasileira dos Produtores de Algodão (ABRAPA), former director of the Brazil Initiative and research professor at the Elliott School of International Affairs-The George Washington University, and former international advisor to Public Services International (PSI). He is also a long-time visiting professor at the International Relations program of UniCEUB in Brasilia.

He is the author of The Political Economy of Brazil’s WTO Case Against the United States: Inside the Cotton Dispute, published by Palgrave Macmillian in 2023. Currently, he is working on a book focused on the struggle over Brazil’s energy future and the political economies of fossil and renewable energy.

He earned his bachelor’s degree in liberal arts with a concentration in Public Health from The Evergreen State College, and both his master’s degree in Latin American Studies and doctorate in Political Science from the University of Arizona.