His research examines issues of race and political economy, typically within the contexts of immigration and imprisonment. His recent book, Undocumented Fears: Immigration and the Politics of Divide and Conquer in Hazleton, Pennsylvania, uses the debate around Hazleton’s controversial Illegal Immigration Relief Act (IIRA) as a case study that reveals the mechanics of contemporary divide and conquer politics and makes an important connection between immigration politics and the perpetuation of racial and economic inequality.