Mandy Gardner, PhD, is based in the USA and is the co-author of the Prison Arts Resource Project (PARP), the first annotated bibliography of all evidence-based research into U.S. correctional arts programs. The project was funded by the U.S. National Endowment for the Arts. She is also co-director of SCAN Correctional Arts Network, which houses the PARP and serves as a nexus for researchers and practitioners in justice-related arts. She has worked as an arts practitioner in alternative settings, including prisons, jails and homeless shelters and is the recipient or co-recipient of four National Endowment for the Arts grants. She also has worked as a journalist and has published widely in consumer and academic journals, including the Journal of Prison Education and Reentry and Teachers & Writers. In her work as a community artist, she has edited and published several "zines" written by participants in her workshops as well as two editions of the Albuquerque Almanac, a collection of stories written by and about diverse members of the Albuquerque, New Mexico, community.

Laura Caulfield, PhD, is Founding Chair of the Institute for Community Research and Development at the University of Wolverhampton, UK. Laura is a psychologist and criminologist and has written extensively on the role of the arts in criminal justice. Laura's work has influenced the practice of arts programmes in the criminal justice system and has developed new methodological approaches in seeking to evidence the impact of the arts. She was involved in the design of the National Criminal Justice Arts Alliance Evidence Library, a repository for key research and evaluation documents on the impact of arts-based projects, programmes and interventions within the criminal justice system. Laura is the author of two other books 'Forensic Psychology' (2014, Pearson), and 'Criminological Skills and Research for Beginners' (2014, 2018, 2024 Routledge).