Giovanni A. Travaglino is Professor of Social Psychology and Criminology in the Department of Law and Criminology at Royal Holloway, University of London. He is the Director of the Institute for the Study of Power, Crime, and Society and the Principal Investigator for the 2021 European Research Council StG project “Secret Power,” which uses cutting-edge quantitative methods to investigate how criminal groups may express political power and control territories in Italy, the United Kingdom, and Japan. He is the chief editor of Contention with Benjamin Abrams.