Sara Riva is a Marie Skłodowska-Curie Research Fellow at the Spanish National Research Council and the University of Queensland. She is a feminist whose research looks at the intersections of neoliberalism, migration, humanitarianism and the border. Her work has been published in the Journal of Citizenship Studies, Journal of Immigrant and Refugee Studies, Geopolitics and Journal of Refugee Studies.

Simon Campbell is an activist-researcher focusing on border infrastructures, state violence and abolitionist struggles against the border regime. In recent years, Simon has been part of a number of solidarity groups engaged in documenting pushbacks at European borders, including the Border Violence Monitoring Network. He is reading a joint MA in South Eastern European Studies at the University of Belgrade and University of Graz.

Brian Whitener is an Associate Professor of Spanish at the University at Buffalo and author of Crisis Cultures: The Rise of Finance in Mexico and Brazil. His other projects include The 90s; De gente común: Prácticas estéticas y rebeldía social, co-edited with Lorena Méndez and Fernando Fuentes; and the translation of Grupo de Arte Callejero's Thoughts, Practices, and Actions with the Mareada Translation Collective.

Kathryn Medien is a Lecturer in Sociology at The Open University. Her research draws on feminist and anti-colonial social theory to explore the colonial and imperial politics of state violence and resistance to it. She has been published in the Sociological Review, Theory, Culture and Society, Current Sociology and the International Feminist Journal of Politics.