Stephen E. Brown is Professor of Criminology and Criminal Justice at Western Carolina University where he served as Department Head for over 10 years. He received his Ph.D. in Criminal Justice and Criminology from the University of Maryland in 1979. He went through the professorial ranks at East Tennessee State University, serving as Department Chair for 11 years, and left as Professor Emeritus in 2008. Brown has published articles in a number of journals, including Criminology, Journal of Criminal Justice, Journal of Criminal Justice Education, Criminal Justice Review, Youth and Society, and Social Science Quarterly. His areas of research interest have been broad, covering topics such as family violence, deterrence, delinquency, and application of statistics within criminology. He has served as a Trustee on the board of the Academy of Criminal Justice Sciences, and as editor of the American Society of Criminology's The Criminologist. He co-edited the Routledge Handbook on Deviance in 2018.

Finn-Aage Esbensen is an Emeritus E. Desmond Lee Professor of Youth Crime and Violence in the Department of Criminology and Criminal Justice at the University of Missouri, St. Louis. He served as Department Chair from 2009 to 2018. His previous faculty positions were at Western Carolina University (1982-1986) and the University of Nebraska at Omaha (1992-2001). In addition to these academic appointments, he has held research positions at the following institutions: the Center for Criminal Justice at Harvard Law School (1974); Catholic University (1976-1977); the Behavioral Research Institute, Boulder, Colorado (1980-1981); and the Institute of Behavioral Science, University of Colorado (1987-1992). He received his B.A. and M.A. from Tufts University and his Ph.D. from the University of Colorado. He is the author of more than 100 articles and chapters examining, among other topics, youth gangs and violence, methodological issues, and victimization. His book (with Cheryl L. Maxson), Gang Transitions and Transformation in an International Context, was published in 2016. He is a Fellow of the American Society of Criminology (2014) and the Western Society of Criminology (2002). He is also the recipient of the Gerhard O.W. Mueller Award from the Academy of Criminal Justice Sciences and the Paul Tappan and President's Awards from the Western Society of Criminology. From 1998 through 2001, he served as editor of Justice Quarterly.

Gilbert Geis, Professor Emeritus in the Department of Criminology, Law, and Society at the University of California, Irvine, died November 10, 2012, at age 87. Geis received his doctorate at the University of Wisconsin, Madison, and was a faculty member at the University of Oklahoma and California State University, Los Angeles, before joining the University of California, Irvine faculty in 1971, where he played a significant role in establishing the School of Social Ecology and the Department of Criminology, Law, and Society. Geis had the honor of being a member of Lyndon Johnson's President's Commission on Crime, and was a former president of the American Society of Criminology and recipient of its Edwin H. Sutherland Award for outstanding research. He was the recipient of awards by the Association of Certified Fraud Examiners, the Western Society of Criminology, the American Justice Institute, and the National Organization for Victim Assistance. The National White-Collar Crime Research Consortium named its distinguished scholar award in his honor. Geis was a giant in criminology research and education with more than 500 articles and book chapters and 28 books to his name.