Nicholas De Genova is Reader in Urban Geography and Director of the Cities Research Group in the Department of Geography at King's College London. He is the author of Working the Boundaries: Race, Space, and "Illegality" in Mexican Chicago (2005), co-author of Latino Crossings: Mexicans, Puerto Ricans, and the Politics of Race and Citizenship (2003), editor of Racial Transformations: Latinos and Asians Remaking the United States (2006), and co-editor of The Deportation Regime: Sovereignty, Space, and the Freedom of Movement(2010). He writes at www.nicholasdegenova.net.