Marvin Krohn holds a joint appointment with the Department of Sociology and the School of Criminal Justice. His research interests in juvenile delinquency focus on theoretical explanations of delinquent and deviant behavior. He is the recipient of a grant from the Office of Juvenile Justice and Delinquency Prevention for "A Panel Study of Reciprocal Causal Model of Delinquency" and one from the National Institute of Drug Abuse for a study entitled "A Social Network Approach to Drug Use of Minority Youth." He is co-editor of the 5th edition of Delinquent Behavior (Prentice Hall, 1991). Recently Krohn received both the University Award and the Chancellor's Award for Excellence in Teaching.