Jacques Verduin, MA Somatic Psychology, is the Founder of the GRIP (Guiding Rage into Power) Program, a best-practice, comprehensive offender accountability program, and the author of Leaving Prison Before You Get Out®, a hands-on guide to prisoner transformation and restorative justice.

With over two and a half decades of working in the trenches of in-prison rehabilitation, Jacques is a recognized subject matter expert and pioneer in the field. Jacques also founded the Insight Prison Project, which, under his leadership, provided the foundation and gave rise to programs including the Prison Yoga Project, the Insight Garden Project, and the Veterans Healing Veterans Program, among others. 

Jacques stepped down from his role at the GRIP Training Institute in the summer of 2023 for personal health reasons.