John T. Whitehead is Professor Emeritus and former Chair in the Department of Criminal Justice and Criminology at East Tennessee State University. He completed his M.A. at the University of Notre Dame and earned his Ph.D. in Criminal Justice from the University at Albany. He has published articles about corrections, probation, and the death penalty. He is co-author of Ethics in Criminal Justice: The Search for the Truth, Report Writing for Criminal Justice Professionals, and Teaching Criminal Justice.

Steven P. Lab is Professor of Criminal Justice at Bowling Green State University. He holds a Ph.D. in Criminology from the Florida State University School of Criminology and Criminal Justice. Lab is the author or co-author of eight books, co-editor of one encyclopedia, and the author of more than 50 articles or book chapters. He is a past editor of the Journal of Crime and Justice and is the assistant editor of Crime Prevention and Community Safety: An International Journal. Lab has been a visiting professor at the Jill Dando Institute of Crime Science of University College London and at Keele University, as well as Visiting Fellow at Loughborough University and a research consultant with the Perpetuity Research Group at Leicester University. Lab is also a past president of the Academy of Criminal Justice Sciences.