Carlos E. Rojas-Gaona, assitant professor and Arelys Madero-Hernandez, assistant professor, Department of Criminal Justice, published an encyclopedia chapter entitled Immigration Researchin The Encyclopedia of Research Methods and Statistical Techniques in Criminology and Criminal Justice, edited by J.C. Barnes, and David R. Forde. New Jersey: Wiley-Blackwell. In the chapter they discuss historical patterns of immigration in the U.S., emerging theoretical approaches in criminology such as social disorganization and the immigrant revitalization perspective, and research methods in the social sciences at the macro-, micro-, and multi-level of analyses to assess the purported effects of immigration and immigrants on crime and delinquency.