Professor Arnold (PhD Chicago) specializes in the measurement and theory of juvenile delinquency. His recent research projects include theories of criminal justice, disproportionate minority confinement, and studies of movements to revise laws relating to crime. His interests also include the sociology of religion. He is the author of Juvenile Misconduct and Juvenile Delinquency (1983) and of two articles on counterfeiting in the new Encyclopedia of Crime and Deviance. Areas: Medical and Legal Systems, and Social Change.