Mariano Aguirre

Associate Fellow, International Security Programme

Headshot of Mariano Aguirre


Mariano Aguirre is an independent analyst on international politics. He has been senior advisor on peacebuilding at the Office of the Resident Coordinator of the United Nations in Colombia (2017-19).

Previously, he was the director of the Norwegian Centre for Conflict Resolution (NOREF), in Oslo (2009-2016), program officer on peace and security with the Ford Foundation (New York), co-director of FRIDE (Madrid), director of the Peace Research Center (Madrid) and deputy director of the Transnational Institute (Amsterdam).

He is fellow of the Latin America Network of Sustainable and Inclusive Security (Friedrich Ebert Foundation) and board member of the Equitas Foundation (Chile), the Human Rights Institute (Deusto University) and the Institute of Studies about Conflict and Humanitarian Action (Spain).

As a journalist and analyst he has written, co-authored and edited several books, on issues ranging from neo-imperialism in fragile states, humanitarian intervention, exclusion and violence in the Global South and, most recently, on the domestic and international crisis of legitimacy in the United States and the 2016 Colombian peace agreement. His last book is Guerra Fría 2.0. Claves para Entender la Nueva Política Internacional (Icaria, Barcelona, 2023).

Mariano is also a peace and security practitioner, with his work particularly on the Middle East and Latin America evolving around the concepts of state fragility, state and peace building, political dialogue and mediation, conflict prevention and stabilization.

He is a regular contributor to, OpenDemocracy, Política Exterior, BBC Mundo, El Pais, and other international media.

Aguirre holds an MPhil in Peace and Conflict Studies from Trinity College, Dublin.

He is professor of postgraduate studies at the Human Rights Institute at the Deusto University in Bilbao, University Castilla-La Mancha, and the School of Culture of Peace-Autonomous University of Barcelona.