Brent R. Klein is a doctoral student in the School of Criminal Justice at Michigan State University. He studies terrorism and extremist violence, bias-motivated crime, crime prevention, and communities and crime. His recent work on terrorism, bias crime, and the immigration-crime nexus has appeared in Justice Quarterly, Crime & Delinquency, The Sociological Quarterly, Terrorism & Political Violence, and Studies in Conflict & Terrorism. He holds a M.A. in sociology with an emphasis in criminology and a B.A. in sociology and criminal justice from the University of Arkansas-Fayetteville.