Senior Research Scientist
Ed.D., Research Design and Educational Measurement
University of Georgia
E-mail address: g.joe@tcu.edu
George Joe originally joined the IBR in 1969. In 1983, he became a Research Scientist for the Behavioral Research Program at Texas A&M University and later returned to TCU in 1989. His research focuses on the components of the treatment process, evaluation models for treatment effectiveness, etiology of drug abuse, and statistical methodology. He is a senior statistician for the IBR and specializes in the application of univariate and multivariate statistical methods, analytic modeling of data, questionnaire development, sample selection, and survey research. Dr. Joe’s professional work includes over 100 professional journal publications. He was a member of the NIDA Treatment Research Subcommittee and Special Emphasis Panels, and is a frequent reviewer for professional journals.
Selected Advisory and Service Activities
National Institutes of Health, National Institute on Drug Abuse (NIDA), Washington, D.C.
Member, Ad Hoc and Treatment Research Subcommittees (1990-2004)
Selected Publications
Knight, D.K., Belenko, S., Dennis, M.L., Wasserman, G. A., Joe, G. W., Aarons, G. A., Bartkowski, J. P., Becan, J. E., Elkington, K. S., Hogue, A., McReynolds, L. S., Robertson, A. A., Yang, Y., & Wiley, T. R. A. (2022). The comparative effectiveness of Core versus Core+Enhanced implementation strategies in a randomized controlled trial to improve substance use treatment receipt among justice-involved youth. BMC Health Services Research, 22(1), 1-16. https://doi.org/10.1186/s12913-022-08902-6
Belenko, S., Dembo, R., Knight, D. K., Elkington, K. S., Wasserman, G. A., Robertson, A. A., Welsh, W. N., Schmeidler, J., Joe, G. W., & Wiley, T. (2022). Using structured implementation interventions to improve referral to substance use treatment among justice-involved youth: Findings from a multisite cluster randomized trial. Journal of Substance Abuse Treatment, 140, https://doi.org/10.1016/j.jsat.2022.108829
Sease, T.B., Joe, G., Pankow, J., Lehman, W.E.K., & Knight, K. (2022). A psychometric reevaluation of the TCU criminal thinking scales (CTS), Journal of Offender Rehabilitation, 61:3, 135-147, DOI: 10.1080/10509674.2022.2045528
Lehman, W. E. K., Pankow, J., Muiruri, R., Joe, G. W., & Knight, K. (2021). An Evaluation of StaySafe, a tablet app to improve health risk decision making among people under community supervision. Journal of Substance Abuse Treatment. 130, 108480.
https://www.sciencedirect.com/science/article/pii/S0740547221002063
Robertson, A. A., Fang, Z., Weiland, D., Joe, G., Gardner, S., Dembo, R., McReynolds, L., Dickson, M., Pankow, J., Dennis, M., & Elkington, K. (2020). Recidivism Among Justice-Involved Youth: Findings From JJ-TRIALS. Criminal Justice and Behavior, 0093854820922891. https://journals.sagepub.com/doi/full/10.1177/0093854820922891
Joe, G. W., Lehman, W. E. K., Rowan, G. A., Knight, K., & Flynn, P. M. (2019). Evaluating the impact of a targeted brief HIV intervention on multiple inter-related HIV risk factors of knowledge and attitudes among incarcerated drug users. Journal of HIV/AIDS & Social Services, 19(1), 61-79. PMID: 25126420, doi: 10.1186/2049- 9957-3-26
Knight, D., Joe, G. W., Becan, J. E., Crawley, R. D., Theisen, S. E., & Flynn, P. M. (2019). Effectiveness of an intervention for improving intrinsic motivation among adolescent males in a secure substance use treatment setting. Criminal Justice and Behavior, 46(1), 101-114. doi.org/10.1177/0093854818804857
Joe, G. W., Lehman, W. E. K., Rowan, G. A., Knight, K., & Flynn, P. M. (2019). The role of physical and psychological health problems in the drug use treatment process. Journal of Substance Abuse Treatment, 102, 23–32. doi: 10.1016/j.jsat.2019.03.011
Joe, G. W., Simpson, D. D., Rowan, G. A., Greener, J. M., & Flynn, P. M. (2019). Health Problems: Relationships to Demographics, Problem Severity, and Services for Substance Users in Treatment with a Legal Status. Federal Probation, 83(15).
Lehman, W.E.K., Rowan, G.A., Pankow, J., Joe, G. W., & Knight, K. (2019). Gender Differences in a Disease Risk Reduction Intervention for People in Prison-based Substance Abuse Treatment. Federal Probation Journal, 83(2), 27-33.
Yang, Y., Gray, J. S., Joe, G. W., Flynn, P. M., & Knight, K. (2019). Treatment retention, satisfaction, and therapeutic progress for justice-involved individuals referred to community-based medication-assisted treatment. Substance Use & Misuse, 54(9), 1461-1474. PMID: 31030611 doi: 10.1080/10826084.2019.1586949
Becan, J. E., Knight, D. K., Crawley, R. D., Joe, G. W., & Flynn, P. M. (2015). Effectiveness of the Treatment Readiness and Induction Program for increasing adolescent motivation for change. Journal of Substance Abuse Treatment, 50, 38-49. PMCID: PMC4304896 abstract
Crawley, R. D., Becan, J. E., Knight, D. K., Joe, G. W., & Flynn, P. M. (2015). Predictors of physical altercation among adolescents in residential substance abuse treatment. Deviant Behavior, 36(12), 996-1018. PMCID: PMC4662565 [Available on 2016-10-29] abstract
Lehman, W. E. K., Rowan, G. A., Greener, J. M., Joe, G. W., Yang, Y., & Knight, K. (2015). Evaluation of WaySafe: A disease-risk reduction curriculum for substance-abusing offenders. Journal of Substance Abuse Treatment, 58, 25-32. PMCID: PMC4581912 [Available on 2016-11-01] abstract
Yang, Y., Knight, K., Joe, G. W., Rowan, G. A., Lehman, W. E., & Flynn, P. M. (2015). Gender as a moderator in predicting re-arrest among treated drug-involved offenders. Journal of Substance Abuse Treatment, 49, 65-70. PMCID: PMC4985171 abstract
Joe, G. W., Knight, D. K., Becan, J. E., & Flynn, P. M. (2014). Recovery among adolescents: Models for post-treatment gains in drug abuse treatments. Journal of Substance Abuse Treatment, 46, 362-373. PMCID: PMC3947115 abstract
Broome, K. M., Knight, D. K., Joe, G. W., & Flynn, P. M. (2012). Treatment program operations and costs. Journal of Substance Abuse Treatment, 42(2), 125-133. PMCID: PMC3268841 [Abstract]
Joe, G. W., Knight, K., Simpson, D. D., Flynn, P. M., Morey, J. T., Bartholomew, N. G. et al. (2012). An evaluation of six brief interventions that target drug-related problems in correctional populations. Journal of Offender Rehabilitation, 51(1-2), 9-33. PMCID: PMC3338318 [Abstract]
Lehman, W. E. K., Becan, J. E., Joe, G. W., Knight, D. K., & Flynn, P. M. (2012). Resources and training in outpatient substance abuse treatment facilities. Journal of Substance Abuse Treatment, 42(2), 169-178. PMCID: PMC3268892 [Abstract]
Pankow, J., Simpson, D. D., Joe, G. W., Rowan-Szal, G. A., Knight, K., & Meason, P. (2012). Examining concurrent validity and predictive utility for the Addiction Severity Index and Texas Christian University (TCU) Short Forms. Journal of Offender Rehabilitation, 51, 78-95. PMCID: PMC3474351 [Abstract]
Rowan-Szal, G. A., Joe, G. W., Bartholomew, N. G., Pankow, J., & Simpson, D. D. (2012). Brief trauma and mental health assessments for female offenders in addiction treatment. Journal of Offender Rehabilitation, 51(1-2), 57-77. PMCID: PMC3474366 [Abstract]
Simpson, D. D., Joe, G. W., Knight, K., Rowan-Szal, G. A., & Gray, J. S. (2012). Texas Christian University (TCU) short forms for assessing client needs and functioning in addiction treatment. Journal of Offender Rehabilitation, 51(1-2), 34-56. PMCID: PMC3325103 [Abstract]
Simpson, D. D., Joe, G. W., Dansereau, D. F., & Flynn, P. M. (2011). Addiction treatment outcomes, process and change: Texas Institute of Behavioral Research at Texas Christian University. Addiction, 106(10), 1733-1740. PMCID: PMC3003748 [Abstract]
Joe, G. W., Rowan-Szal, G. A., Greener, J. M., Simpson, D. D., & Vance, J. (2010). Male methamphetamine-user inmates in prison treatment: During treatment outcomes. Journal of Substance Abuse Treatment, 38(2), 141-152. PMCID: PMC2814961 [Abstract]
Joe, G. W., Simpson, D. D., & Rowan-Szal, G. A. (2009). Interaction of counseling rapport and topics discussed in sessions with methadone clients. Substance Use & Misuse, 44(1), 3-17. [Abstract]
Joe. G. W., Broome, K. M., Rowan-Szal, G. A., & Simpson, D. D. (2002). Measuring patient attributes and engagement in treatment. Journal of Substance Abuse Treatment, 22(4), 183-196. [Abstract]
Joe, G. W., Simpson, D. D., Dansereau, D. F., & Rowan-Szal, G. A. (2001). Relationships between counseling rapport and drug abuse treatment outcomes. Psychiatric Services, 52(9), 1223-1229. [Abstract]
Joe, G. W., Simpson, D. D., & Broome, K. M. (1999). Retention and patient engagement models for different treatment modalities in DATOS. Drug and Alcohol Dependence, 57, 113-125. [Abstract]
Joe, G. W., Simpson, D. D., & Broome, K. M. (1998). Effects of readiness for drug abuse treatment on client retention and assessment of process. Addiction, 93(8), 1177-1190. [Abstract]
Joe, G. W., Dansereau, D. F., Pitre, U., & Simpson, D. D. (1997). Effectiveness of node-link mapping enhanced counseling for opiate addicts: A 12-month posttreatment follow-up. Journal of Nervous and Mental Disease, 185(5), 306-313. [Abstract]
Simpson, D. D., Joe, G. W., Rowan-Szal, G. A., & Greener, J. M. (1997). Drug abuse treatment process components that improve retention. Journal of Substance Abuse Treatment, 14(6), 565-572. [Abstract]