Dr. Jennifer Lerch is a Senior Associate at Justice System Partners (JSP). Her research focuses on organizational change, system evaluation, behavioral interventions, substance use, community corrections, and reentry. She has over ten years of experience working to design, develop, implement, and evaluate justice systems to help address organizational and client needs. Prior to joining JSP, Jen worked for the Center for Advancing Correctional Excellence! (ACE!) where she led evaluation, data collection, and data management and produced important study findings on several large-scale projects, including research studies funded by the Bureau of Justice Assistance, National Institute of Justice, and National Institute on Drug Abuse. She has expertise  in system mapping, measuring disparities in the justice system, and the risk-need-responsivity model and has provided trainings for community providers and criminal justice practitioners across the country. She has co-authored several peer-reviewed publications and regularly presents her work at national and international conferences.