Nicholas Barnes is a Visiting Assistant Professor of Political Science at Grinnell College. He received his PhD from the University of Wisconsin–Madison (2017) and was a Postdoctoral Fellow (2017-19) at Brown University's Watson Institute for International and Public Affairs. His research focuses on criminal and political violence, criminal governance, illicit markets, public security policy, urban informality, social movements, and political behavior. He has conducted extensive fieldwork in Rio de Janeiro, Brazil and his work has been published in Perspectives on Politics, Current Sociology, and Latin American Research Review among other academic outlets. His research has been funded by the Harry Frank Guggenheim Foundation, the National Science Foundation, the Social Science Research Council’s Drugs, Security and Democracy in Latin America and the International Dissertation Research Fellowships as well as the Department of Education through the Fulbright-Hays Doctoral Dissertation Research Abroad.