Dr. Andrew Klein is a senior scientist for criminal justice at Advocates for Human Potential. His areas of expertise include criminal justice, court administration, institutional and community corrections, substance use disorder treatment, domestic violence, medication-assisted treatment, and victim services. Since 2010, he has served as the project director for providing training and technical assistance for the U.S. Department of Justice Bureau of Justice Assistance prison and jail drug treatment initiative, the Residential Substance Abuse Treatment for State Prisoners Program. Dr. Klein received his PhD in law, policy, and society from Northeastern University.