Guillermo Trejo is professor of political science at the University of Notre Dame, faculty fellow at the Kellogg Institute for International Studies, and Director and Principal Investigator at the Notre Dame Violence and Transitional Justice Lab (V-TJLab).
Trejo’s research focuses on political and criminal violence, social movements, human rights and transitional justice in Latin America.
He is the co-author of Votes, Drugs, and Violence: The Political Logic of Criminal Wars in Mexico (with Sandra Ley, Cambridge University Press, 2020) and the author of Popular Movements in Autocracies: Religion, Repression, and Indigenous Collective Action in Mexico (Cambridge University Press, 2012). His work has been published in the American Political Science Review, British Journal of Political Science, Comparative Political Studies, Journal of Peace Research, Latin American Research Review, Perspectives on Politics, and Política y Gobierno, among other journals.
Trejo is the recipient of six international awards, including among others, the Editorial Board Best Article Award (Comparative Political Studies, 2019), an honorary mention for the Charles Tilly Award for Best Book in Collective Behavior and Social Movements (American Sociological Association, 2013), and the Jack Walker Award for Best Article in Political Parties and Organizations (American Political Science Association, 2010). He is a regular contributor to Animal Político and El País.
Political and criminal violence; social movements; human rights; transitional justice; ethnic and indigenous politics
- Editorial Board Best Paper Award from Comparative Political Studies for 2018 coauthored article, "Why Did Drug Cartels Go to War in Mexico? Subnational Party Alternation, the Breakdown of Criminal Protection, and the Onset of Large-Scale Violence."
- Honorable Mention, Best Article Published in 2014 from the Collective Behavior and Social Movements Section of the American Sociological Association (ASA) for the article, "The Ballot and the Street: An Electoral Theory of Social Protest in Autocracies," Perspectives on Politics 12, 2 (2014)
People in This Mexican Town Are Protesting the Weekend Murder of 3 Well-Known LGBTQ Activists
Jun 19, 2018
Faculty Fellow Guillermo Trejo (political science) and former visiting fellow Sandra Ley are cited in an article on the murders of three well-known LGBTQ activists in the south central state of Guerrero, Mexico (Hornet).
Tiscornia Wins Graduate Student Award
May 4, 2018
Kellogg Institute PhD Fellow Lucía Tiscornia (political science) received the Kellogg Institute Award for Outstanding Doctoral Student Contributions on May 3.
Mexico 2018: End of an Era and Regime Change?
Apr 6, 2018
Faculty Fellow Guillermo Trejo (political science) authors an article on Mexico's forthcoming presidental election, claiming "the election opens the opportunity for a democratic shake-up to get Mexico out of a long night of violence." (openDemocracy)