Cancer Prevention Research Center

Dedicated to helping people change their behavior for living longer, healthier lives


Think Big, We Do.
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Transtheoretical Model

Contact Information

130 Flagg Road
Kingston, RI 02881
Phone: 401-874-2830
FAx: 401-874-5562

Office Hours
Monday - Friday
9:00am - 5:00pm

James O. Prochaska, Ph.D.

  • Director of CPRC
  • URI Professor of Clinical and Health Psychology, URI
  • Phone: 401.874.2830
  • Email:
  • Office Location:


James O. Prochaska is Director of Cancer Prevention Research Center and Professor of Clinical and Health Psychology at the University of Rhode Island. He is the author of over 400 publications, including three books, Changing for Good, Systems of Psychotherapy and The Transtheoretical  Approach.  He is internationally recognized for his work as a developer of the stage model of behavior change.  He is the principal investigator on over $80 million dollars in research grants for the prevention of cancer and other chronic diseases.  He is the founder of Pro-Change Behavior Systems.  Dr. Prochaska has won numerous awards including the Top Five Most Cited Authors in Psychology from the American Psychology Society, an Innovator’s Award from the Robert Wood Johnson Foundation and is the first psychologist to win a Medal of Honor for Clinical Research from the American Cancer Society.  Dr. Prochaska has recently been recognized as one of the top three most preeminent clinical psychologists.



4 Books:

Prochaska, J.O. & Prochaska, J.M.   (2016).  Changing to thrive:  overcome the top risks to lasting health and happiness.  Hazelden Publishing, Center City, MN.  Trade paperback, ISBN-13: 9781616496296.

Prochaska, J.O. & Norcross, J. (2014).  Systems of psychotherapy: A transtheoretical analysis (8th edition).  Cenage Learning, Stanford CT.  Belmont, CA: Brooks Cole.  ISBN-13: 978-1285176024.

Prochaska, J.O., Norcross, J.C. & DiClemente, C.C.  (1994).  Changing for good.  New York:  Morrow.  Released in paperback by Avon, 1995.  (Hungarian 2009, Polish 2008, Hebrew 2006, Japanese 2005, German 1997, Korean, Danish, Portuguese, Russian).  ISBN: 0-380-72572-X.

Prochaska, J.O.  & DiClemente, C.C. (1984).  The transtheoretical approach:  Crossing the traditional boundaries of therapy.  Melbourne, Florida:  Krieger Publishing Company. ISBN: 13: 978-0894648489.

300+ Articles:

Fernandez, A.C., Amoyal, N. Paiva, A.L. & Prochaska, J.O.  (2016).  Motivation of HPV vaccination among young adult men:  validation of TTM decisional balance and self-efficacy constructs.  American Journal of Health Promotion, 30(3), 163-171. 2015 Mar 25. [Epub ahead of print].  PMID 25806567.

Yusufov, M., Paiva, A. L., Redding, C. A., Lipschitz, J. M., Gokbayrak, N. S., Greene, G. W., Rossi, J. S., Blissmer, B., Velicer, W. F., Prochaska, J. O.  (2016).  Fat Reduction Efforts: A 24-Month Longitudinal Comparison of a Large Sample of Maintainers, Relapsers, and Non-Changers.  Journal of Health Promotion Practice.  doi:10.1177/1524839915606423.

Yusufov, M., Prochaska, J.O., Paiva, A.L., Rossi, J.S., Blissmer, B., Redding, C.A. & Velicer, W.  (2016).  Baseline predictors of singular action among participants with multiple health behavior risks .  American Journal of Health Promotion, 30(5), 365-373.  PMID:  27404645.

Brick, L.A.D., Velicer, W.F., Redding, C.A., Rossi, J.S., & Prochaska, J.O.  (2015).  Extending theory-based quantitative predictions to new health behaviors. International Journal of Behavioral Medicine.  doi: 10.1007/s12529-015-9506-y

Gokbayrak, N.S., Paiva, A.L., Blissmer, B.J. & Prochaska, J.O.  (2015).  Predictors of relapse among smokers: transtheoretical effort variables, demographic, and smoking severity.  Journal of Addictive Behaviors, 42, 178-179.  DOI 10.1016/j.addbeh.2014.11.022.

Lipschitz, J. M., Paiva, A. L., Redding, C. A., Yusufov, M., Rossi, J. S., Johnson, S. S., Blissmer, B., Gokbayrak, N. S., Velicer, W. F., & Prochaska, J. O.  ( 2015).  Transtheoretical principles and processes for adopting physical activity: A longitudinal 24-month comparison of maintainers, relapsers, and non-changers.  Journal of Sport & Exercise Psychology.  PMID 26866767.

Yusufov, M., Rossi, J.S., Redding, C.A., Yin, H., Paiva, A., Velicer, W.F., Greene, G.W., Blissmer, B., Robbins, M.L. & Prochaska, J.O.  (2015).  Transtheoretical model constructs’ Longitudinal prediction of sun protection over 24 months.  International Journal of Behavioral Medicine, (published online July 11, 2015).  PMID: 26163352.   DOI 10.1007/s12529-015-9498-7.

Evers, K.E., Castle, P.H., Prochaska, J.O. & Prochaska, J.M.  (2014).  Examining relationships between multiple health risk behaviors, well-being, and productivity.  Psychological Reports: mental & Physical Health, 114, 3, 843-853.  PMID:25074305.  DOI 10.2466/13.01.PRO.114k25w4.

Paiva, A.L., Lipschitz, J.M., Fernandez, A. C., Redding, C.A., Prochaska, J.O.  (2014).  Evaluation of the acceptability and feasibility of a computer-tailored intervention to increase human papillomavirus vaccination among young adult women.  Journal of American College Health, 62:1, 32-38.  PMID: 24313694


Redding, C.A., Mundorf, N., Kobayashi, H., Brick, L., Horiuchi, S., Paiva, A.L., and Prochaska, J.O.  (2014).  Sustainable transportation stage of change, decisional balance, and self-efficacy scale development and validation in two university samples.  International Journal of Environmental Health Research, 1-13.  PMID:25089023

Prochaska, J.O., Norcross, J.C. & DiClemente.  (2013).  Applying the stages of change.  Psychotherapy in Austrailia, 19(2), 10-15.  PMID: 9155212.

Fernandez, A.C., Paiva, A.L., Lipschitz, J.M., Larson, H.E., Amoyal, N., Blaney, C.L., Sillice, M.A., Redding, C.A. & Prochaska, J.O.  (2013).  Disease prevention without relapse: processes of change for HPV vaccination.  Journal of Preventive Medicine, 3(3), 301-309.

Greene, G.W., Redding, C.A., Prochaska, J.O., Paiva, A., Rossi, J.S., Velicer, W.F., Blissmer, B. & Robbins, M.L.  (2013).  Baseline Transtheoretical and dietary behavioral predictors of dietary fat moderation over 12 and 24 months.  Eating Behaviors, 14, 255-262.  PMID: 23910762.

Johnson, S. S., Paiva, A. L., Mauriello, L., Prochaska, J. O., Redding, C., & Velicer, W. F. (2013, November 25). Coaction . in multiple behavior change interventions:  consistency across multiple studies on weight management and obesity prevention.  Health Psychology. Advance online publication. PMID: 24274806

doi: 10.1037/a0034215

Johnson J. L., Prochaska J. O., Paiva, A. L., Fernandez, A. C.,  DeWees S. L., and Prochaska, J. M.  (2013).  Advancing bodies of evidence for population-based health promotion programs: randomized controlled trials and case studies.  Population Health Management, 16(6): 373-380. PMID: 23676122.   doi:10.1089/pop.2012.0094.

Levesque, D.A., Ciavatta, M.M., Castle, P.H., Prochaska, J.M. & Prochaska, J.O.  (2013).  Evaluation of a stage-based, computer-tailored adjunct to usual care for domestic violence offenders.  Psychology Violence, 2(4):368-684.  PMID: 23412627.

Lipschitz, J.M., Fernandez, A.C., Larson, H.E., Blaney, C.L., Meier, K.S., Redding, C.A., Prochaska J.O. & Paiva, A.L.  (2013).  Validation of decisional balance and self-efficacy measures for HPV vaccination in college Women.  American Journal of Health Promotion, 27(5), 299-307.  PMID: 23402229.

Norcross, J.C., Pfund, R.A. & Prochaska, J.O.  (2013).  Psychotherapy in 2022: a delphi poll on its future.  American Psychological Association, 44:5, 363-370.  DOI: 10.1037/a0034633.

Santiago-Rivas, M., Velicer, W.F., Redding, C.A., Prochaska J.O. & Paiva A.L.  (2013).  Outcomes of cluster profiles within stages of change for sun protection behavior.  Psychology of Health Medicine, Jan 24. [Epub ahead of print].  PMID: 23347424.

Smart, L.S. & Prochaska, J.O.  (2013).  Mollie Stevens Smart (1916-2012).  American Psychologist, 68, 472. PMID: 24016121

Velicer, W. F., Brick, L.A., Fave, J.L. & Prochaska, J.O.  (2013)  Testing 40 predictions from the transtheoretical model again, with confidence.  Multivariate Behavioral Research.  48:2, 220-240. PMID: 26741726

Velicer, W.F., Redding, C.A., Paiva, A.L., Mauriello, L.M., Blissmer, B., Oatley, K., Meier, K.S., Babbin, S.F., McGee, H., Prochaska, J.O., Burditt, C. & Fernandez, A.C.  (2013).  Multiple behavior interventions to prevent substance abuse and increase energy balance behaviors in middle school students.  Translational Behavioral

Medicine: Practice, Policy and Research, 3(1), 82-93.  PMID:23585821.  DOI 10.1007/S13142-013-0197-0.

Yin, H-Q, Prochaska, J.O., Rossi, J.S., Redding, C.A., Paiva, A.L., Blissmer, B., Velicer, W.F., Johnson, S.S. & Kobayashi, H.  (2013).  Treatment-enhances paired action contributes substantially to change across multiple health behaviors:  Secondary analysis of five randomized trials.  Translational Behavioral Medicine, 3(1), 62-71.  Doi:10.1007/513142-013-0193-4. PMID:23630546

Prochaska, J.O.  (2012).  A discussion with James O. Prochaska, Ph.D. interview by Paul E. Terry.  American Journal of Health Promotion, May-June, 26, 5:taph2-3, tahp5-6.  PMID: 22548435.

Prochaska, J.O., Evers, K.E., Castle, P.H., Johnson, J.L., Prochaska, J.M., Rula, E.Y., Coberley, C. & Pope, J.E.  (2012).  Enhancing multiple domains of well-being by decreasing multiple health risk behaviors: a randomized Clinical Trial.  Population Health Management, 15 1-11 © Mary Ann Liebert, Inc.  PMID 22352379.

Evers, K.E., Paiva, A.L., Johnson, J.L., Cummins, C.O., Prochaska, J.O., Prochaska, J.M., Padula, J., & Gökbayrak, N.S. (2012). Results of a transtheoretical model-based alcohol, tobacco and other drug intervention in middle schools. Addictive Behaviors, 37, 1009–1018.  PMID: 22591949.

Evers, K.E., Prochaska, J.O, Castle, P.H., Johsnon, J.L., Prochaska, J.M., Harrison, P., Rula, E.Y., Coberley, C. & Pope, J.E.  (2012).  Development of an individual well-being scores assessment.  Psychology of Well-Being: Theory, Research and Practice, 2(2).  doi:10.1186/2211-1522-2-2.

Hoeppner, B., Redding, C.A., Rossi, J.S., Pallonen, U.E., Prochaska, J.O. & Velicer, W.F.  (2012).  Factor Structure of decisional balance and temptations scales for smoking:  cross validation in urban female Africian-american adolescents.  International Journal of Behavioral Medicine19, 217-227.  PMID 212794493.

Paiva, A.L. Prochaska, J.O., Yin, H.Q., Rossi, J.S., Redding, C.A., Blissmer, B., Robbins, M.L., Velicer, W.F., Lipschitz, J., Amoyal, N., Babbin, S.F., Blaney, C.L., Sillice, M.A., Fernandez, A., McGee, H., & Horiuchi, S.  (2012).  Treated individuals who progress to action or maintenance for one behavior are more likely to make similar progress on another behavior:  Coaction results of a pooled data analysis of three trials.  Preventive Medicine, 54, 331-334.  PMID  22425936.

Russell, B., Maher, G., Prochaska, J.O. & Johnson, S.S.  (2012).  Strategic approaches to continuing medical education: applying the Transtheoretical model and diffusion of innovation theory.  CE Measure, 6, 27-31.  doi:10.1532/CEM08.11109.

Santiago-Rivas, M., Velicer, W.F., Redding, C.A., Prochaska, J.O. & Paiva, A.L.  (2012).  Cluster subtypes within the precomtemplation stage of change for sun protection behavior.  Psychology, Health & Medicine, 17, 311-322.  PMID 22175661.

Velicer, W.F., Redding, C.A., Paiva, A.L., Mauriello, L.M., Blissmer, B., Oatley, K., Meier, K.S, Babbin, S.F., McGee, H., Prochaska, J.O., Burditt, C. & Fernandez, A.C.  (2012).  Multiple behavior interventions to prevent substance abuse and increase energy balance behaviors in middle school students.  TBM 2013:3, 82-93.  doi: 10.1007/s13142-013-0197-0.

Velicer, W.F., Redding, C., Paiva, A., Meier, K., Oatley, K., Babbin, S., McGee, H., Prochaska, J.O. & Mauriello, L.  (2012).  Project Best: Tailored Interventions for Multiple Risk Factor Prevention for Adolescents.  International Journal of Behavioral Medicine, 19, (suppl 1), S308.

Prochaska, J.O., Evers, K.E., Johnson, J.L., Castle, P.H., Prochaska, J.M., Sears, L.E., Rula, E.Y., & Pope, J.E. (2011).  The well-being assessment for productivity: A well-being approach to presenteeism.  Journal of Occupational & Environmental Medicine, 53(7), 735–742.  PMID  21691220.

Levesque, D.A., Van Marter, D.F., Schneider, R.J., Bauer, M.R., Goldberg, D.N., Prochaska, J.O., Prochaska, J.M.  (2011).  Randomized trial of computer-tailored intervention for patients with depression.  American Journal of Health Promotion, 26(2), 77-89.  PMID 22040388.

Levesque, D.A., Van Marter, D.F., Green, R.N., Prochaska, J.M., Castle, P.H., Prochaska, J.O.  (2011).  Assessing adolescents’ readiness to use health relationship skills for dating violence prevention: measure development and validation.  Family & Intimate Partner Violence Quarterly, 3(4), 319-343.

Norcross, J.C., Krebs, P.M., & Prochaska, J.O. (2011). Stages of change. Journal of Clinical Psychology, 67,

143–154.  PMID 21157930.

Prochaska, J.J. & Prochaska, J.O. (2011). A review of multiple health behavior change interventions for primary prevention. American Journal of Lifestyle Medicine, 5(3), 208-211.  PMCID:2288583, NHMCID: 43398.

Redding C.A., Prochaska J.O., Paiva A., Rossi J.S., Velicer W.F., Blissmer B., Greene G.W., Robbins M.L. & Sun X. (2011/Epub 2011 Mar 30). Baseline Stage, Severity and Effort Effects Differentiate Stable Smokers from Maintainers and Relapsers.  Substance Use and Misuse, 46(13), 1664-74.  PMID 21449711.

Stein, L.A.R., Clair, M., Lebeau, R., Prochaska, J.O., Rossi, J.S. & Swift, J.  (2011 Mar 28. Epub ahead of print).  Facilitating grant proposal-writing in health behaviors for university faculty:  A descriptive study.  Health Promotion Practice.  PMID:  21444921.

Prochaska, J.O.  (2010).  Herzog’s (2008) criteria for evaluating TTM.  Health Psychology, 29, 102.  PMID: 20063942.

Prochaska, J.O.  (2010).  Why limit employers to low-impact smoking cessation programs comments on “Best Practice for Smoking Cessation.”  American Journal of Health Promotion, 24(3), TAHP-12.   PMID: 20073392.

Blissmer, B., Prochaska, J.O., Velicer, W.F., Redding, C.A., Rossi, J.S., Greene, G.W., Paiva, A. & Robbins, M.  (2010).  Common factors predicting long-term changes in multiple health behaviors.  Journal of Health Psychology, 15(2), 205-214.  PMID 20207664.  (NIHMSID: NIHMS233580).

Di Noia, J. & Prochaska, J.O.  (2010).  Dietary stages of change and decisional balance:  A meta-analytic review.  American Journal of Health Behavior, 34(5), 618-632.  PMID: 20524891.

Di Noia, J. & Prochaska, J.O.  (2010).  Mediating variables in a transtheoretical model dietary intervention

program.  Health Education & Behavior, 37(5), 720-3714.  PMID:  19494057.

Krebs, P., Prochaska, J.O., & Rossi, J.S.  (2010).  A meta-analysis of computer-tailored interventions for health behavior change.  Preventive Medicine, 51, 214-221.  PMID 20558196.

Linden, A., Butterworth, S.W. & Prochaska, J.O.  (2010).  Motivational interviewing-based health coaching as a chronic care intervention.  Journal of Evaluation in Clinical Practices, 16, 179-179.  PMID: 20367828.

Prochaska, J.J., Nigg, C.R., Spring, B., Velicer, W.F., Prochaska, J.O.  (2010).  The benefits and challenges of multiple health behavior change in research and in practice.  Preventative Medicine, 50(1-2), 26-29. (PMCID: PMC2813890).

Santiago-Rivas, M., Velicer, W.F., Redding, C.A., Prochaska, J.O., Paiva, A.L.  (2010).  Cluster subtypes within the preparation stage of change for sun protection behavior.  Applied Psychology: Health and Well Being, 2, 89-104.  PMID:23347424.

Johnson, S. S., Cummins, C.O., Evers, K.E., Prochaska, J.M. & Prochaska, J.O.  (2009).  Proactive health consumerism:  an important new tool for worksite health promotion.  American Journal of Health Promotion, 23,(6) suppl. 1-8  PMID: 19601487.

Wright, J.A., Velicer, W.F. & Prochaska, J.O.  (2009).  Testing the predictive power of the Transtheoretical model of behavior change applied to dietary fat intake.  Health Education Research, 24(2), 224-236.  PMID: 18400785.

Prochaska, J.O.  (2008)  Decision Making in the Transtheoretical Model of Behavior Change.  Medical Decision Making:  an International Journal of the Society for Medical Decision Making, 28, 845-849. (NIHMSID: NIHMS81685).

Prochaska, J.O.  (2008).  Multiple health behavior research represents the future of preventive medicine.  Preventive Medicine, 46, 281.285.  PMID: 18319100.

Prochaska, J.O., Butterworth, S. Redding, C., Burden, V., Perrin, N., Leo, M., (2008).  Initial efficacy of MI, TTM Tailoring and HRI’s with Multiple Behaviors for Employee Health Promotion.  Preventive Medicine, 45, 226-231  PMID: 18155287.

Prochaska, J.O. Wright, J.A., & Velicer, W.F.  (2008).  Evaluating theories of health behavior change: A hierarchy of criteria applied to the transtheroetical model.  Applied Psychology: An International Review, 57 (4), 561-588.  Doi: 10.1111/j. 1454-0597.2008.00345x.

Di Noia, J., Contento, I. R., Prochaska, J.O.  (2008).  Computer-Mediated Intervention Tailored on Transtheoretical Model Stages and Processes of Change Increases Fruit and Vegetable Consumption Among Urban African-American Adolescents.  American Journal of Health Promotion, 22 (5), 336-341.  PMID: 18517094.

Johnson, S.S., Paiva, A., Cummins, C.O., Johnson, J.L., Dyment, S.J., Wright, J.A., Prochaska, J.O., Prochaska, J.M., & Sherman, K.  (2008).  Transtheoretical Model-based Multiple Behavior Intervention for Weight Management Effectiveness on a Population Basis.  Preventive Medicine, 46, 238-246. (PMCID: PMC2327253).

Levesque, D.A., Driskell, M.M., Prochaska, J.M. & Prochaska, J.O.  (2008). Acceptibility of a stage-matched expert system intervention for domestic violence offenders. Violence and Victims, 23(4), 432-435.  PMID: 18788337.

Prochaska, J.J., Velicer, W.F., Nigg, C.R., & Prochaska, J.O. (2008). Methods of quantifying change in multiple risk factor interventions.  Preventive Medicine 46, 260-265. PMCID: PMC2288581.

Velicer, W.F., Cumming, G., Fava, J.L., Rossi, J.S., Prochaska, J.O., Johnson, J.  (2008). Theory Testing Using Quantitative Predictions of Effect Size.  Applied Psychology:  An International Review, 57 (4), 589-608.  DOI: 10.0000/j.1464-0597.2008.00348.x.

Evers, K.E., Prochaska, J.O., Van Marter, D.F., Johnson, J.L., Prochaska, J.M.  (2007).  Transtheoretical-based bullying prevention effectiveness trials in middle schools and High schools.  Education Res., 49, 397-414.

Mauriello, L.M., Rossi, J.S., Fava, J.L., Redding, C.A., Robbins, M., Prochaska, J.O., & Meier, K.S. (2007). Assessment of the Pros and Cons of Stress Management Among Adolescents: development and Validation of a Decisional Balance Measure. American Journal of Health Promotion, 22 (2), 140-143.  PMID: 18019890.

Prochaska, J.O., Evers , K.E., Prochaska,J.M., VanMarter, D.,& Johnson, J.L.  (2007). Efficacy and effectiveness trials:  Examples from smoking cessation and bullying prevention. Journal of Health Psychology, 12 (1), 170-178.  PMID: 17158850.

Sun, X. Prochaska, J.O.,Velicer, W.F., & Laforge, R.G. (2007). Transtheoretical principles and processes for quitting smoking: A 24-month comparison of a representative sample of quitters, relapsers, and non-quitters.  Addictive Behaviors, 32, 2707-2726.  PMCID: PMC2080834.

Velicer, W.F., Redding, C.A., Anatchkova, M.D., Fava, J.L, & Prochaska, J.O. (2007). Identifying Cluster Subtypes for the Prevention of Adolescent Smoking Acquisition.  Addictive Behaviors, 32 (2), 228-247.  PMID: 16697533.

Velicer, W.F., Redding, C.A., Sun, X., & Prochaska, J.O. (2007). Demographic variables, smoking variables, and outcome across five studies. Health Psychology, 26(3), 278-287.  PMID: 17500614.

Prochaska, J.O. (2006). Is Social Cognitive Theory becoming a Transtheoretical Model? Addictions, 101 (7), 916-917.  PMID: 16771884.

Prochaska, J.O. (2006). Moving beyond the Transtheoretical Model. Addiction, 101, 768–774.  PMID: 16696617

Anatchkova, M.D., Velicer, W.F., & Prochaska, J.O. (2006). Replication of subtypes for smoking cessation within the precontemplation stage of change. Addictive Behaviors, 31, 1101–1115.  PMID: 16139436.

Di Noia, J., Schinke, S. P., Prochaska, J. O., & Contento, I. R. (2006). Application of the Transtheoretical Model to fruit and vegetable consumption among economically disadvantaged Black adolescents: Preliminary findings. American  Journal of Health Promotion, 20 (5), 342-349.   PMCID: PMC1524879.

Evers, K.E., Prochaska, J.O., Johnson, J.L., Mauriello, L.M., Padula, J.A., & Prochaska, J.M. (2006). A randomized clinical trial of a population- and transtheoretical model-based stress-management intervention. Health Psychology, 25, 521–529.  PMID: 16846327.

Hoeppner, B.B., Velicer, W.F., Redding, C.A., Rossi, J.S., Prochaska, J.O., Pallonen, U.E., & Meier, K.S. (2006). Psychometric evaluation of the smoking cessation Processes of Change scale in an adolescent sample. Addictive Behaviors, 31, 1363–1372.  PMID: 16412579.

Hoffman, A.M., Redding, C.A., Goldberg, D., Anel, D., Prochaska, J.O., Meyer, P.M., Pandey, D.  (2006).  Computer expert systems for African-American smokers in physicians office:  A feasibility study.  Preventive Medicine, 43 (3), 204-211.  PMID: 16780939.

Johnson, S.S., Driskell, M.M., Johnson, J.L., Prochaska, J.M. Zwick, W., Prochaska, J.O.   (2006). Efficacy of a transtheoretical model-based expert system for antihypertensive adherence.  Disease Management, 9 (5), 291-301.  PMID: 17044763.

Johnson, J.L., Evers, K.E., Paiva, A.L., Van Marter, D.F., Prochaska, J.O., Prochaska, J.M., Mauriello, L.M., Cummins, C.O., & Padula, J.A. (2006). Prevention Profiles: Understanding youth who do not use substances. Addictive Behaviors, 31, 1503-1606.  PMID: 16457959.

Johnson, S.S., Driskell, M.M., Johnson, J.L., Dyment, S.J., Prochaska, J.O., Prochaska, J.M., & Bourne, L. (2006). Transtheoretical model intervention for adherence to lipid-lowering drugs. Disease Management, 9, 102–114.  PMID: 16620196.

Levesque, D.A., Cummins, C.O., Prochaska, J.M., & Prochaska, J.O.  (2006).  Stage of change for making an informed decision about Medicare health plans. (2006). Health Services Research, 41 (4), 1372-1391.  PMCID: PMC1797092.

Levesque, D.A., Cummins, C.O., Prochaska, J.M., & Prochaska, J.O.  (2006).  Randomized trial of stage-based interventions for informed Medicare choices. Health Care Financing Review, 27 (4), 25-40.  PMID: 17290656

Mauriello, L.M., Driskell, M.M., Sherman, K.J., Johnson, S.S., Prochaska, J.M., Prochaska, J.O. (2006).  Acceptability of a school-based intervention for the prevention of adolescent obesity.  The Journal of School Nursing, 22, (5), 269-284.  PMID: 17172199.

Norman, S.B., Norman, G.J., Rossi, J.S., & Prochaska, J.O.  (2006).  Identifying high- and low-success smoking cessation subgroups using signal detection analysis. Addictive Behaviors, 31, 31–41.  PMID: 15936153.

Prochaska, J.J., Velicer, W.F., Prochaska, J.O., Deluschi, KI., & Hall, S.M. (2006). Comparing intervention outcomes in smokers with single versus multiple behavior risks. Health Psychology, 25, 380–388.  PMID: 16719610.

Johnson, S.S., Driskell, M.M., Johnson, J., Prochaska, J.M., Zwick, W., & Prochaska, J.O.  (2006). Efficacy of a transtheoretical model-based expert system for antihypertensive adherence.  Disease Management, 9 (5), 291-301.  PMID: 17044763.

Velicer, W.F., & Prochaska, J. O., & Redding, C.A. (2006). Tailored communication for smoking cessation: Past successes and future directions. Drug and Alcohol Review, 25, 49-57.  PMID: 16492577.

Velicer, W.F., Friedman, R., Fava, J.L., Gulliver, S.B., Keller, S., Sun, X., Ramelson, H., & Prochaska, J. O. (2006). Evaluating NRT and stage-based therapies in a population-based effectiveness trial. Journal of Consulting and Clinical Psychology, 74(6), 1162-1172.  PMID: 17154745.

Prochaska, J.O. (2005). Reply to Callaghan: Stages of change and termination from psychotherapy. Psychotherapy: Theory, Research, Practice, Training, 42, 247–248.  

Prochaska, J.O.  (2005).  Health behavior change research:  A consortium approach to collaborative science.  Annals of Behavioral Medicine, 29,S, 4-6.  PMID: 15921483.

Prochaska, J.O., Velicer, W.F, Redding, C.A., Rossi, J.S., Goldstein, M., DePue, J., Greene, G.W., Rossi, S.R., & Sun, X.  (2005).  Stage-based Expert Systems to Guide A Population of Primary Care Patients to Quit Smoking, Eat Healthier, Prevent Skin Cancer and Receive Regular Mammograms.  Preventive Medicine, 41, 406-416.  PMID: 15896835.

Evers, K.E., Cummins, C.O., Prochaska, J.O., & Prochaska, J.M.  (2005).  Online Health Behavior and Disease Management Programs: Are we ready for them? Are they ready for us? Journal Medical Internet Research, 7, 1-5.  PMCID: PMC1550656.

Anatchkova, M.D., Velicer, W.F., Prochaska, J.O. (2005).  Replication of subtypes for smoking cessation within the contemplation stage of change.  Addictive Behaviors, 30(5), 915-27.  PMID: 15893089.

Prochaska, J.M., Paiva, A.L., Padula, J.A., Prochaska, J.O., Montgomery, J.E., Hageman, L., & Bergart, A.M. (2005). Assessing emotional readiness for adoption using the transtheoretical model. Children and Youth Services Review, 27, 135–152.  

Velicer, W.F., Keller, S., Friedman, R.H., Fava, J.L., Gulliver, S.B., Ward, R.M., Ramelson, H., Prochaska, J.O., & Cottrill, S.D. (2005). Comparing participants and nonparticipants recruited for an effectiveness study of nicotine replacement therapy. Annals of Behavioral Medicine, 29, 181–191.  PMID: 15946112.

Prochaska, J.O.  (2004).  Population Treatment for Addictions.  Current Directions in Psychological Science, 13, pp. 242-246.  

Prochaska, J.O., & Velicer, W.F. (2004).  Integrating Population Smoking Cessation Policies and Programs.  Public Health Reports, Journal of the U.S. Public Health Service, (Special Issue, May-June), Vol. 119, p. 244-252.  PMCID: PMC1497634.

Prochaska, J.O., Velicer, W.F., Prochaska, J.M., & Johnson, J.  (2004).   Size, Consistency and Stability of Stage Effects for Smoking Cessation. Addictive Behaviors, 29, 207-213.  PMID: 14667431.

Prochaska J.O., Velicer, W.F, Rossi, J.S., Redding, C.A., Greene, G.W., Rossi, S.R., Sun, X.,  Fava, J.L., Laforge, R., & Plummer, B. (2004). Multiple Risk Expert Systems Interventions:  Impact of Simultaneous Stage-Matched Expert Systems for Smoking, High Fat Diet, and Sun Exposure in a Population of Parents.   Health Psychology, 23, 503-516.  PMID: 15367070.

Prochaska, J.M., Prochaska, J.O., Cohen, F.C., Gomes, S.O., Laforge, R.G., & Eastwood, A.L.  (2004).  The Transtheoretical Model of Change for Multi-level Interventions for alcohol abuse on campus.  Journal of Alcohol and Drug Education, 47, 34-50.  

Velicer, W. F., & Prochaska, J. O. (2004). A Comparison of Four Self-report Smoking Cessation Outcome Measures Addictive Behaviors, 29, 51-60.  PMID: 14667420.

Cummins, C.O., Evers, K.E., Johnson, J.L., Paiva, A., Prochaska, J.O., & Prochaska, J.M. (2004). Assessing stage of change and informed decision making for internet participation in health promotion and disease management. Managed Care Interface, 17, 27-32.  PMID: 15471108.

Ward, R. M., Velicer, W. F., Rossi, J. S., Fava, J. L., & Prochaska, J. O.  (2004). Factorial Invariance and

Internal Consistency for the Decisional Balance Inventory—Short Form.  Addictive Behaviors, 29, 953-958.

PMID: 15219341.

Prochaska, J.O.  (2003). Staging: a revolution in helping people change.  Managing Care, 12 (9 Supp), 6-9.  PMID: 14535129.

Prochaska, J.O.  (2003). Treating entire populations for behavior risks for chronic diseases. Homeostasis in Health and Disease, 42, 1-12.  

Cummins, C.O., Prochaska, J.O., Driskell, M.M., Evers, K.E., Wright, J.A., Prochaska, J.M., & Velicer, W.F. (2003). Development of review criteria to evaluate health behavior change. Journal of Health Psychology, 9, 55–62.  PMID: 2113900.

Evers, K.E., Prochaska, J.M., Prochaska, J.O., Driskell, M.-M., Cummins, C.O., & Velicer, W.F. (2003). Strengths and weaknesses of health behavior change programs on the Internet. Journal of Health Psychology, 9, 63–70.  PMID: 22113901

Jones, H., Edwards, L., Vallis, T.M., Ruggiero, L., Rossi, S.R, Rossi, J.S., Greene, G., Prochaska, J.O., &

Zinman, B. (2003). Changes in diabetes self-care behaviors make a difference in glycemic control: The Diabetes Stages of Change (DiSC) study.  Diabetes Care, 26, 732-737.  PMID: 12610030.

Vallis, M., Ruggiero, L., Greene, G., Jones, H., Zinman, B., Rossi, S., Edwards, L., Rossi, J.S., & Prochaska, J.O. (2003). Stages of change for healthy eating in diabetes: Relation to demographic, eating-related, health care utilization, and psychosocial factors. Diabetes Care, 26, 1468–1474.  PMID: 12716806.

Prochaska, J.O. (2002).Treating entire populations for disease prevention. Japanese Health Psychology, 10,1-17.  

Norcross J.C. &  Prochaska, J.O. (2002). Using the stages of change. Harvard Mental Health Letter, 18 (11), 5-7.  PMID: 12021030.

Norcross, J.C., Hedges, M., & Prochaska, J.O. (2002).  The face of 2010:  A Delphi poll on the future of psychotherapy.  Professional Psychology:  Research & Practice, 33, 316-322.  

Velicer, W.F., Fava, J.L., Prochaska, J.O., Ward, R., Cottrill, S., Ramelson, H., Keller, S., Robins, A.G., & Gulliver, S.  (2002). Evaluating the effectiveness of nicotine replacement therapy in a defined population.  International Journal of Behavioral Medicine, 9 (S1), 285. PMID: 17154745.

Evers, K.E., Johnson, J.L., Padula, J.A., Prochaska, J.M., & Prochaska, J.O.  (2002).  Stress

Management development for Transtheoretical constructs of decisional balance and confidence.  Annals

of Behavioral Medicine, S24.

Clark, P.G., Nigg, C.R. Greene, G., Riebe, D., Saunders, S.D. & and member of Senior Project Team including

Prochastka, J.O. and CPRC.  (2002).  The study of exercise and nutrition in older Rhode Islanders (SENIOR):

Translating theory into research.  Health Education Research, 17, 552-561.  PMID: 12408200.

Prochaska, J.O.  (2001). Treating Entire Populations for Behavior Risks for Cancer. The Cancer Journal, 7 (5). 360-367.  PMID: 11693892.

Prochaska, J.O. & Norcross, J.C.  (2001).  Stages of Change.  Psychotherapy, 38 (4), 443-448.  PMID: 21157930.

Prochaska, J.O., Velicer W.F., Fava J.L., Rossi J.S., & Tsoh J.Y. (2001). Evaluating a population-based recruitment approach and a stage-based expert system intervention for smoking cessation. Addictive Behaviors, 26, 583-602.  PMID: 11456079.

Prochaska, J.O., Velicer, W.F., Fava, J., Ruggiero, L.,  Laforge, R., Rossi, J.S., Johnson, S.S., & Lee, P.A.  (2001).  Counselor and stimulus control enhancements of a stage matched expert system for smokers in a managed care setting.  Preventive Medicine, 32, 23-32.  PMID: 11162323.

Fitzgerald, T.E., Prochaska, J.O., & Pransky, G.S. (2001).  Health Risk Reduction and functional Restoration Following Coronary Revascularization:  A Prospective Investigation Using Dynamic Stage Typology Clustering.  International Journal of Rehabilitation and Health , 5 (2), 99-105.  

Jones, H., Ruggiero, L., Edwards, L., Vallis, T.M., Rossi, S., Rossi, J.S., Greene, G., Kelly, K., Prochaska, J.O., & Zinman, B. (2001). Diabetes Stages of Change (DiSC): Evaluation methodology for a new approach to diabetes management. Canadian Journal of Diabetes Care, 25 (2), 97-107.

Levesque, D. A., Prochaska, J.M., Prochaska, J.O., Dewart, S.R., Hamby, L.S. & Weeks, W.B.  (2001).

Organizational stages and processes of change for continuous quality improvement in healthcare.  

ConsultingPsychology Journal: Practice and Research, Summer 53(3), 139-153.  

Levesque, D.A.,  Prochaska, J.O. Cummins, C.O., Miranda, D. Terrell, S. (2001).  Assessing medicare

beneficiaries’ readiness to make informed health plan choices. Health Care Financing Review. 23, 87-104.

PMID: 12500365.

O’Connor, P.J., Rush, W.A., Prochaska, J.O., Pronk, N.P. & Boyle, R.G.  (2001). Professional advice

and readiness to change behavioral risk factors among members of a managed care organization. American

Journal of Managed Care, 7 (2), 125-130.  PMID: 11216330.

Prochaska, J.M., Prochaska, J.O.,  and Levesque, D.A. (2001).  A Transtheoretical Approach to Changing Organizations.  Administration and Policy in Mental Health, 28 (4), 247-261.  PMID: 11577653.

Prochaska, J.M., Levesque, D.A., Prochaska, J.O., Dewart, S.R., & Wing, G.R., (2001). Mastering

Change: A Core Competency for Employees.  Journal of Brief Treatment, 1:1, 7-15.

Plummer, B.A., Velicer, W.F., Redding, C.A., Prochaska, J.O., Rossi, J.S., Pallonen, U.E., & Meier, K. S. (2001).  Stage of Change, Decisional Balance, and Temptations for Smoking: Measurement and Validation in a Large,School-based Population of Adolescents. Addictive Behaviors, 26. 551-571.  PMID: 11456077.

Robbins, M.L., Levesque, D.A., Redding, C.A., Johnson, J.L., Prochaska, J.O. , Rohr, M.S., & Peters, T.G.  (2001)  Assessing Family Members’ Motivational Readiness and Decision Making for consenting to Cadaveric Organ Donation.  Journal of Health Psychology, 6 (5), 523-535.  PMID: 22049451

Rossi, S.R., Greene, G.W., Rossi, J.S., Plummer, B.A., Benisovich, S.V., Keller, S., Velicer, W.F., Redding, C.A., Prochaska, J.O., Pallonen, U.E., & Meier, K.S. (2001). Validation of decisional balance and temptation measures for dietary fat reduction in a large school-based population of adolescents. Eating Behaviors, 2,1-18. PMID: 15001046.

Sarkin, J.A., Johnson, S.S., Prochaska, J.O. & Prochaska, J.J.  (2001).  Applying the Transtheoretical moel to regular moderate exercise in an overweight population:  validation of a stages of change measure.  Preventative Medicine, 33,  462-469.  PMID: 11676588.

Prochaska, J. O.  (2000).  Alternative pragmatic bases for judging models.  Journal of Health Psychology, 5, 157-159.  PMID: 22049004.

Velicer, W.F., Prochaska, J.O., Fava, J.L., Rossi, J.S., Redding, C.A., Laforge, R.G., & Robbins, M.L.  (2000).  Using the transtheoretical model for population-based approaches to health promotion and disease prevention.  Homeostasis and Disease, 40, 174-195.  

Norman, G.J., Velicer, W.F., Fava, J.L., & Prochaska, J.O. (2000).  Cluster subtypes within stage of change in a representative sample of smokers. Addictive Behaviors, 25, 183-204.  PMID: 10795944.

Redding, C.A., Rossi, J.S., Rossi, S.R., Velicer, W.F., & Prochaska, J.O.  (2000).  Health Behavior Models.  The International Electronic Journal of Health Education, 3 (Special Issue), 180-192

Keefe, F.J., Lefebvre, J., Kerns, R.D., Rosenberg, R., Beaupre, P., Prochaska, J.J., Prochaska, J.O., & Caldwell, D.S. (2000). Understanding the adoption of arthritis self-management: Stages of change profiles among arthritis patients. Pain, 87, 303-313.  PMID: 10963910.

Prochaska, J. O. and Prochaska, J.M.  (2000). Stages of change model for smoking prevention and cessation in schools.  British Medical Journal, 320, (7232), 447.  PMCID: PMC1117557.

Prochaska, J. O. and Prochaska, J.M.  (1999). Why don’t continents move?  Why don’t people change?  Journal of Psychotherapy Integration, 9(1), 83-102.  

Prochaska, J. O. and Prochaska, J.M.  (1999). Helping cure healthcare systems:  changing minds and behaviors.  Disease Management Health Outcomes, 6, 335-341.

Brogan, M.M., Prochaska, J.O. & Prochaska, J.M.  (1999).  Predicting termination and continuation status in psychotherapy by using the Transtheoretical Model.  Psychotherapy. 36: 105-113.

Levesque, D.A., Prochaska, J.M., & Prochaska, J.O. (1999).  Stages of change and integrated service

delivery.  Consulting Psychology Journal, 51, 226-241.

Skinner, C.S., Campbell, M.K., Rimer, B.K., Curry, S., & Prochaska, J.O.  (1999).  How effective is tailored print communication?  Annals of Behavioral Medicine, 21(4), 290-298.  PMID: 10721435.

Nigg, C. R., Burbank, P. M., Padula,C., Dufresne, R., Rossi, J. S., Velicer, W. F., Laforge, R. G., & Prochaska, J. O.  (1999).  Stages of change across ten health risk behaviors for older adults. The Gerontologist, 39,473-482 .   PMID: 10495586.

Velicer, W.F., & Prochaska, J. O. (1999).  An expert system intervention for smoking cessation.  Patient Education and Counseling, 36, 119-129.  PMID: 10223017.

Harlow, L.L., Prochaska, J.O., Redding, C.A., Rossi, J.S., Velicer, W.F., Snow, M.G., Schnell, D., Galavotti, C., O’Reily, K., & Rhodes, F.  (1999).  Stages of condom use in a high HIV-risk sample.  Psychology and Health, 14, 143-157.

Migneault, J.P., Velicer, W.F., Prochaska, J. O., & Stevenson, J. F.  (1999).  Decisional balance for immoderate drinking in college students. Substance Use and Misuse, 34, 1325-1346.  PMID:  10446764.

Redding, C.A., Prochaska, J. O., Pallonen, U.E., Rossi, J.S., Velicer, W.F., Rossi, S.R., Green, G.W.,

Meier, K.A.., Evers, K.E., Plummer, B.A., & Maddock, J.E.  (1999).  Transtheoretical individualized

multimedia expert systems targeting adolescents health behaviors.  Cognitive and Behavioral Practice, 6,


Velicer, W.F., Prochaska, J.O., Fava, J., Laforge, R. & Rossi, J.  (1999).  Interactive versus Non-interactive and dose response relationships for stage matched smoking cessation programs in a managed care setting.  Health Psychology, 18, 21-28.  PMID: 9925042.

Ruggiero, L., Rossi, J.S., Prochaska, J.O., Glasgow, R.E., de Groot, M., Dryfoos, J.M., Reed, G.R., Orleans, C.T., Prokhorov, A.V., & Kelly, K. (1999). Smoking and diabetes: Readiness for change and provider advice. Addictive Behaviors, 24, 573-578.  PMID: 10466853.

Norman, G.J., Velicer, W.F., Fava, J.L, &  Prochaska, J.O.  (1999).  Dynamic typology clustering within the stages of change for smoking cessation.  Addictive Behaviors, 23, 139-153.  PMID: 9573419.

Velicer, W.F., Norman, G. J., Fava, J. L., & Prochaska, J. O.  (1999).  Testing 40 predictions from the Transtheoretical Model. Addictive Behaviors, 24, 455-469.  PMID: 10466842.

Greene, G.W., Rossi, S.R., Rossi, J.S., Velicer, W.F., Fava, J.L., & Prochaska, J.O. (1999). Dietary applications of the stages of change model. Journal of the American Dietetic Association, 99, 673-678.  PMID: 10361528.

Laforge, R.G., Rossi, J.S., Prochaska, J. O., Velicer, W.F., Levesque, D.A., & McHorney, C.A.  (1999).  Stage of regular exercise and health-related quality of life.  Preventive Medicine, 28 (4), 349-360.  PMID: 10090864.

Pallonen, U.E, Prochaska, J. O. and Prochaska, J.M.  (1999).  Velicer, W.F., Prokhorov, A.V. & Smith, N.F.  (1998).  Stages of acquisition and cessation for adolescent smoking: An empirical investigation. Addictive Behaviors, 23, 303-324.  PMID: 9668929.

Velicer, W.F., Prochaska, J.O., Fava, J.L, Norman, G.J., & Redding, C.A.  (1998).  Smoking cessation and stress management: Applications of the Transtheoretical Model of behavior change. Homeostatsis, 5-6,216-233.

Pallonen, U.E, Velicer, W.F., Prochaska, J.O., Rossi, J.S., Bellis, J.M., Tsoh, J.Y., Migneault, J.P., Smith, N.F. & Prokhorov, A.V.  (1998).  Computer-based smoking cessation interventions in adolescents:  Description, feasibility, and six-month follow-up findings.  Substance Use & Misuse, 33, 935-965.  PMID: 9548631.

King, D.E., Peragallo-Dittko, V., Polonsky, W.H., Prochaska, J.O., & Vinicor, F.  (1998).  Strategies for improving self-care.  Patient Care, 32 (3), 91-111.

Johnson, S.S., Grimley, D.M., & Prochaska, J. O.  (1998). Prediction of adherence using the Transtheoretical mode:  Implications for pharmacy care practice.  Journal of Social and Administrative Pharmacy, 15 (3), 135-148.

Prochaska, J. O., & Velicer, W.F.  (1997).  Misinterpretations and misapplications of the transtheoretical model.

American Journal of Health Promotion, 12,(1), 11-12.  PMID: 10170428.

Prochaska, J. O. (1997).  The Prokhorov/Hudmon/Gritz Article Reviewed. Oncology, 11 (12), 1813-1814.

Prochaska, J. O., & Velicer, W.F. (1997).  The Transtheoretical Model of health behavior change. (Invited

paper).  American Journal of Health Promotion, 12, 38-48.  PMID: 10170434.

Grimley, D.M., Prochaska, G.E., & Prochaska, J.O.  (1997).  Condom use adoption and continuation:  A transtheoretical approach.  Health Education Research:  Theory & Practice, 12, 61-75.

Hall, N., Ottoson, J., Prochaska, J. O., Thompson, J., Wilson, E. Best, J.A., Frankish, J., & O’Connor, B. (1997). Health promotion practice and public health: Challenges for the 1990s.  Canadian Journal of Public Health, 88, (6), 409-415.

Reed, G.R., Velicer, W.F., Prochaska, J.O., Rossi, J.S., & Marcus, B.H.. (1997).  What makes a good staging

algorithm:  Examples from regular exercise. American Journal of Health Promotion, 12, 57-66. PMID: 10170436.

Ruggiero, L., Glasgow, R.E., Dryfoos, J.M., Rossi, J.S., Prochaska, J.O., Orleans, C.T., Prokhorov, A.V., Rossi,

S.R., Green, G.W., Reed, G.R., Kelly, K., Chobanian, L., Johnson, S.  (1997).  Diabetes self-management.

Diabetes Care, 4, 568-576.  PMID: 9096982

Ruggiero, L., Redding, C.A., Rossi, J.S., & Prochaska, J. O. (1997).  A stage-matched smoking cessation

program for pregnant smokers. American Journal of Health Promotion, 12 (1), 31-33.  PMID: 10170432.

Prochaska, J.O.  (1996).  A stage paradigm for integrating clinical and public health approaches to smoking

cessation.  Addictive Behaviors, 21, 721-732.  PMID: 8904938.

Prochaska, J.O.  (1996).  Guidelines for smoking cessation, Vol 1:  For the minority of smokers ready to

quit.  Abstracts of Clinical Care Guidelines, 8 (6), 1-10.

Prochaska, J.O., & Velicer, W.F.  (1996).  On models, methods and premature conclusions.  Addictions, 91, 1281-1283.  PMID: 8854359.

Abrams, D.B., Orleans, C.T., Niaura, R.S., Goldstein, M.G., Prochaska, J.O., & Velicer, W.F.  (1996).  Integrating individual and public health perspectives for treatment of tobacco dependence under managed health care:  A combined stepped-care and matching model.  Annals of Behavioral Medicine, 18, 290-304.  PMID: 18425675.

Grimley, D.M., Prochaska, G.E., Prochaska, J. O., Velicer, W.F., Galavotti, C., Cabral, R.J., & Lansky, A.

(1996). Cross-validation of measures assessing Decisional Balance and Self-Efficacy for condom use.  American

Journal of Health Behavior, 20 (6), 406-416.

Velicer, W.F., Rossi, J.S., Prochaska, J.O., & DiClemente, C.C. (1996).  A criterion measurement model for health behavior change.  Addictive Behaviors, 21, 555-584.  PMID: 8876758.

Laforge, R., Blais, L., Pallonen, U., Prochaska, J.O., & Betelho, R.  (1996).  Public health and the science of behavior change.  Public Health, 2, 18-25.  PMID: 12291162.

Prochaska, J.O.  (1995).  Why do we behave the way we do?  Canadian Journal of Cardiology, 11, 20-25.  PMID: 7850672.

Prochaska, J.O.  (1995).  Common Problems:  Common Solutions.  Clinical Psychology:  Science and Practice, 2, 101-105.

Prochaska J.O.  (1995).  Disease management needs new paradigms.  Journal of Internal Medicine, 10(8),

472-473.  PMID: 7472707.

Grimley, D.M., Prochaska, J.O., Velicer, W.F., & Prochaska, G.E.  (1995).  Contraceptive and condom use adoption and maintenance:  A stage paradigm approach.  Health Education Quarterly, 22, 20-35.  PMID: 7721599.

Fava, J.L., Velicer, W.f., & Prochaska, J.O.  (1995).  Applying the Transtheoretical Model to a representative sample of smokers.  Addictive Behaviors, 20, 189-203.  PMID: 7484313.

Grimley, D.M., DiClemente, R.J., Prochaska, J.O., & Prochaska, G.E.  (1995).  Preventing Adolescent Pregnancy, STD and HIV:  A promising new approach.  Family Life Educator, 3, 7-15.

Velicer, W.F., Fava, J.L., Prochaska, J.O., Abrams, D.B., Emmons, K.M. & Pierce, J.P.  (1995).  Distribution of smokers by stage in three representative samples.  Preventive Medicine, 24, 401-411.  PMID: 7479632.

Velicer, W.F., Hughes, S.L., Fava, J.L., Prochaska, J.O., & DiClemente, C.C. (1995).  An empirical typology of subjects within stage on a smoking cessation study.  Addictive Behaviors, 20, 299-320.  PMID: 7653313.

Galavotti C., Cabral R.J., Lanksy A., Grimley D.., Riley G.E. & Prochaska J.O.  (1995).  Validation of measures of condom and other contraceptive use among women high risk for HIV infection and unintended pregnancy.  Health Psychology, 14(6), 570-578.  PMID: 8565932.

Prochaska, J.O.  (1994).  Strong and weak principles for progressing from Precontemplation to Action based on twelve problem behaviors.  Health Psychology, 13, 47-51.  PMID: 8168471.

Prochaska, J.O., Redding, C.A., Harlow, L., Rossi, J.S., & Velicer, W.F. (1994).  The Transtheoretical Model of Change and HIV Prevention:  A Review.  Health Education Quarterly. Vol. 21(4), 471-486.  PMID: 7843978.

Prochaska, J.O., Velicer, W.F., Rossi, J.S., Goldstein, M.G., Marcus, B.H., Rakowski, W., Fiore, C., Harlow, L., Redding, C.A., Rosenbloom, D., Rossi, S.R.  (1994). Stages of change and decisional balance for 12 problem behaviors.  Health Psychology, 13, 39-46.  PMID: 8168470.

Snow, M.G., Prochaska, J.O., Rossi, J.S. (1994). Processes of change in alcoholics anonymous:  Issues in maintaining long-term sobriety.  Journal of Studies on Alcohol, 55(3), 362-371. PMID: 8022185.

Laforge, R.G., Greene, G.W., & Prochaska, J.O.  (1994).  Psychosocial factors influencing low fruit and vegetable consumption.  Journal of Behavioral Medicine, 4, 361-374.  PMID: 7966258.

Pallonen, U.E., Leskinen, L., Prochaska, J.O., Willey, C.J., Kaariainen, R., & Salonen, J.T.  (1994).  A 2-year self-help smoking cessation manual intervention among middle-aged Finnish men:  An application of the Transtheoretical Model.  Preventive Medicine, 23, 507-514.  PMID: 7971879.

Green, G.W., Rossi, S.R., Reed, G.R., Willey, C., & Prochaska, J.O.  (1994).  Stages of change for reducing dietary fat to 30% of energy or less.  Journal of the American Dietetic Association, 4, 1105-1110.

Rossi, S.R., Rossi, J.S., Rossi-DelPrete, L.M., Prochaska, J.O., Banspach, S.W. & Carleton, R.A.  (1994).  A processes of change model for weight control for participants in community-based weight loss programs.  The International Journal of the Addictions, 29, 161-177.  PMID: 8144273.

Prochaska, J.O. (1993). Helping patients at every stage of change. Behavioral Approaches to Addiction,1, 2-7.

Prochaska J.O.  (1993).  Working in harmony with how people quit smoking naturally.  Rhode Island Medicine, 76(10), 493-495.  PMID: 8251674.

Prochaska, J.O.  (1993)  I think we can.  Professional Psychology Research and Practice, 24(3), 250-251.

Prochaska, J.O., DiClemente, C.C., Velicer, W.F., & Rossi, J.S.  (1993).  Standardized, individualized, interactive and personalized self-help programs for smoking cessation.  Health Psychology, 12, 399-405.  PMID: 8223364.

Becker, D.M., Novotny, T.E., Orleans, C.T., Prochaska, J. O., Windsor, R., Ockene, J.K., Berman, B., & Henningfield, J. (1993).  Setting the policy, education, and research agenda to reduce tobacco use. Circulation, 88, 1381-1386.

Grimley, D.M., Riley, G.E., & Prochaska, J.O.  (1993). Condom use assertiveness and the stages of change with main and other partners.  Journal of Applied Biobehavioral Research, 1, 152-173.

Grimley, D.M., Riley, G.E., Bellis, J.M., & Prochaska, J.O.  (1993).  Assessing the stages of change and decision making for contraceptive use for the prevention of pregnancy, sexually transmitted diseases and acquired immune deficiency syndrome. Health Education Quarterly,20, 455-470.  PMID: 8307766.

Norcross, J.C., Prochaska, J.O., & Farber, J.A.  (1993).  Psychologists conducting psychotherapy:  New findings and historical comparisons on the psychotherapy division membership.  Psychotherapy, 30, 692-697.

Ruggiero, L. & Prochaska, J.O.  (1993). Application of the Transtheoretical Model to diabetes management.  Invited Co-editors, Diabetes Spectrum, From Research to Practice, 6.

Velicer, W.F., Prochaska, J.O., Bellis, J.M., DiClemente, C.C., Rossi, J.S., Fava, J.L., & Steiger, J.H.  (1993).  An expert system intervention for smoking cessation.  Addictive Behaviors, 18, 269-290.  PMID: 8342440


Prochaska, J.O., DiClemente, C.C., & Norcross, J.C. (1992). In search of how people change:  Applications

to the addictive behaviors. American Psychologist, 47, 1102-1114.  PMID: 1329589.

Prochaska, J.O., DiClemente, C. C., Velicer, W.F., & Rossi, J.S.  (1992).  Criticisms and concerns of the transtheoretical model in light of recent research.  British Journal of Addiction, 87, 825-828.  PMID: 1525523.

Prochaska, J.O., Norcross, J.C., Fowler, J.L., Follick, M.J., & Abrams, D.B.  (1992).  Attendance and outcome in a work site weight control program:  Processes and stages of change as process and predictor variables.  Addictive Behaviors, 17, 35-45.  PMID: 1595424.

Prochaska, J.O., Redding, C.A., Harlow, L.L., Rossi, J.S., & Velicer, W.F. (1992). The transtheoretical model of change and HIV prevention:  A review. Health Education Quarterly.  PMID: 7843978.

Rakowski, W., Dube, C., Marcus, B.H., Prochaska, J.O., Velicer, W.F., & Abrams, D.B.

(1992). Assessing elements of women’s decision about mammography. Health Psychology, 11, 111-118.  PMID: 1582379.

Snow, M.G., Prochaska, J.O., & Rossi, J.S. (1992). Stages of change for smoking cessation among former problem drinkers: A cross-sectional analysis.  Journal of Substance Abuse, 4, 107-116.  PMID: 1504636.

Velicer, W.F., Prochaska, J.O., Rossi, J.S., & Snow, M.  (1992). Assessing outcome in smoking cessation studies.  Psychological Bulletin, 111, 23-41.  PMID: 1539088.

Pallonen, U.E., Fava, J.L., Salonen, J.T., & Prochaska, J.O. (1992). Readiness for smoking change among

middle-aged Finnish men.  Addictive Behaviors, 17, 415-423.  PMID: 1442236.

Kristeller, J.L., Rossi, J.S., Ockene, J.K., Goldberg, R., & Prochaska, J.O. (1992). Processes of change in smoking cessation: A cross-validation study in cardiac patients.  Journal of Substance Abuse, 4, 263-276.  PMID: 1458044.

Prochaska, J.O.  (1991).  Prescribing to the stage and level of phobic patients.  Psychotherapy, 28, 463-468.  

Prochaska, J.O.  (1991).  Assessing how people change.  Cancer, 67, 805-807.  PMID: 1986849.

Prochaska, J.O., & Goldstein, M. (1991).  The process of smoking cessation: Implications for clinicians. Clinics in Chest Medicine, 12 (4), 727-735.  PMID: 1747990.

Prochaska, J.O., Rossi, J.S., & Wilcox, N.  (1991).  Change processes and psychotherapy outcome in integrative case research.  Journal of Psychotherapy Integration, 1, 103-120.

Prochaska, J.O., Velicer, W.F., Guadagnoli, E., Rossi, J.S., & DiClemente, C.C.  (1991).  Patterns of change:  A dynamic typology applied to smoking cessation.  Multivariate Behavioral Research, 26, 83-107.

DiClemente, C.C., Prochaska, J.O., Fairhurst, S., Velicer, W.F., Velasquez, M., & Rossi, J.S. (1991).  The process of smoking cessation: An analysis of precontemplation, contemplation and preparation stages of change. Journal of Consulting and Clinical Psychology, 59, 259-304.  PMID: 2030191.

Norcross, J.C., Prochaska, J.O., & DiClemente, C.C.  (1991).  Helping clients stick to it.  IDEA Today, 9, 23-30.

Norcross, J.C., Prochaska, J.O., & Hambrect, M.  (1991).  Treating ourselves vs. treating our clients:  A replication with alcohol abuse.  Journal of Substance Abuse, 3, 123-129.  PMID: 1821271.

Prochaska, J.O., Velicer, W.F., DiClemente, C.C., Guadagnoli, E., & Rossi, J.  (1990).  Patterns of change:  Dynamic typology applied to smoking cessation.  Multivariate Behavioral Research, 25, 587-611.

Fitzgerald, T.E., & Prochaska, J.O.  (1990).  Nonprogressing profiles in smoking cessation:  What keeps people refractory to self-change?  Journal of Substance Abuse, 2, 87-105.  PMID: 2136106.

Velicer, W.F., DiClemente, C.C., Rossi, J.S., & Prochaska, J.O. (1990). Relapse situations and self-efficacy: An integrative model.  Addictive Behaviors, 15, 271-283.  PMID: 2378287.

Norcross, J.C., Prochaska, J.O., & Gallagher, K.  (1989). Clinical psychologists in the 1980’s: I. Demographics, affiliations, and satisfactions. The Clinical Psychologist, 42,29-39.

Norcross, J.C., Prochaska, J.O., & Gallagher, K.  (1989).  Clinical psychologists in the 1980’s:  II.  Theory, Research and Practice.  The Clinical Psychologist, 42, 45-53.

Cohen, S., Lichtenstein, E., Prochaska, J.O., Rossi, J.S., Gritz, E.R., Carr, C.R., Orleans, C.T., Schoenbach, V.J., Biener, L., Abrams, D., DiClemente, C., Curry, S., Marlatt, G.A., Cummings, K.M., Emont, S.L., Giovino, G., & Ossip-Klein, D. (1989). Debunking myths about self-quitting: Evidence from ten prospective studies of persons quitting smoking by themselves. American Psychologist, 44, 1355-1365.

Mahoney, M.J., Norcross, J.C., Prochaska, J.O., & Messor, C.D.  (1989).  Psychological development and optimal psychotherapy:  Converging perspectives among clinical psychologists.  Journal of Integrative and Eclectic Psychotherapy, 8, 251-263.

McConnaughy, E.A., DiClemente, C.C.. Prochaska, J.O., & Velicer, W.F.  (1989).  Stages of change in psychotherapy:  A follow-up report.  Psychotherapy, 26, 494-503.

Norcross, J.C., Gallagher, K.M., & Prochaska, J.O.  (1989).  The Boulder and/or Vail Model:  Training preferences of clinical psychologists.  Journal of Clinical Psychology, 45, 822-828.  PMID: 2808741.

Prochaska, J.O.  (1988).  Commentary:  Six authors in search of an owner.  Journal of Inetrative and Eclectic Psychotherapy, 7, 422-426.

Beitman, B.T. &  Prochaska, J.O.  (1988).  Psychotherapy Integration:  A dialogue.  Journal of Integrative and Eclectic Psychotherapy, 7, 249-259.

Prochaska, J.O., DiClemente, C.C., Halgin, R., Robertson, M., Bentler, L., Clarkin, G., Frances, A., & Suedfeld, P.  (1988).  Wie sollte eine Ausbildung zum integrativen/eklektizistischen Psychotherapeuten aussehen?  Report Psychologie, 42, 12-20.

Prochaska, J.O., Velicer, W.F., DiClemente, C.C., & Fava, J.L.  (1988).  Measuring processes of change:  Applications to the cessation of smoking.  Journal of Consulting and Clinical Psychology, 56, 520-528.  PMID: 3198809.

Medeiros, M., & Prochaska, J.O. (1988). Coping strategies that psychotherapists use in working with stressful clients. Professional Psychology: Research and Practice, 19, 112-114.

Norcross, J., and Prochaska, J.O.  (1988).  A study of eclectic (and integrative) views revisited.  Professional Psychology:  Research and Practice, 19, 170-174.

Rossi, J.S., Prochaska, J.O., & DiClemente, C.C.  (1988).  Processes of change in heavy and light smokers.  Journal of Substance Abuse, 1, 1-9.  PMID: 2485274.

Prochaska, J. O. (1987).  Reflections on psychotherapy in Poland.  Journal of Integrative and Eclectic Psychotherapy, 6, 95-97.

Prochaska, J.O.  (1987).  Training integrative marital therapists.  Journal of Integrative and Eclectic Psychotherapy.

Stern, R., Prochaska, J.O., Velicer, W.F., and Elder, J.   (1987).  Stages of adolescent cigarette smoking acquisition:  Measurement and sample profiles.  Addictive Behavior, 12, 319-329.  PMID: 3687516.

Prochaska, J.O.  (1986).  Patterns of change in smoking behavior.   Health Psychology, 5, 97-98.

Prochaska, J.O.  (1986).  Integrating the integrative dimensions.  International Journal of Eclectic Psychotherapy, 5, 269-274.

Prochaska, J.O., & Norcross, J.C.  (1986).  Exploring paths toward integration:  10 ways not to get there.  International Journal of Eclectic Psychotherapy, 5, 136-139.

Prochaska, J.O., Norcross, J.C., and Nash, J.  (1986).  Independent psychological practice:  A national survey of full-time practitioners.  Psychotherapy in Private Practice, 4, 57-66.

Norcross, J.C., Prochaska, J.O., & DiClemente, C.C.  (1986).  Self-change of psychological distress:  Laypersons’ vs. psychologists’ coping strategies.  Journal of Clinical Psychology, 42, 834-840.  PMID: 3760221.

Norcross, J.C., & Prochaska, J.O.  (1986).  Psychotherapist Heal Thyself:  I.  The psychological distress and self-change of psychologists, counselors, and laypersons.  Psychotherapy:  Theory, Research, and Practice, 23, 102-114.

Norcross, J.C., & Prochaska, J.O.  (1986).  Psychotherapist Heal Thyself:  II.  The self-initiated and therapy-facilitated change of psychological distress.  Psychotherapy:  Theory, Research, and Practice, 23, 345-356.

Wilcox, N., Rossi, J.S., and Prochaska, J.O.  (1986).  Rates and responses of distressed women to phone survey screening and recruitment.  Psychological Reports, 58, 891-898.  PMID: 3487808.

Lichtenstein, E., Weiss, S., Hitchcock, J., Levieton, L., O’Connell, K., & Prochaska, J.O.  (1986).  Patterns of smoking relapse.  Health Psychology, 5, 29-40.  PMID: 3582322.

Prochaska, J.O., & Norcross, J.C. (1986). Exploring paths toward integration:  Ten ways not to get there.  Journal of Inetrative and Eclectic Psychotherapy, 5, 136-139.  Reprinted in Report Psychologie.

Norcross, J., Beutler, L., Clarkin, J., DiClemente, C., Halgin, R., Frances, A., Prochaska, J.O., Robertson, M., and Swedfeld, P.  (1986).  Training integrative/eclectic psychotherapists.  International Journal of Eclectic Psychotherapy, 5, 71-94.

DiClemente, C.C., Prochaska, J.O., and Gibertini, M.  (1985).  Self-efficacy and the stages of self change of smoking.  Cognitive Therapy and Research, 9, 181-200.

Norcross, J.C., Prochaska, J.O. and Hambrecht, M.  (1985).  The Levels of Attribution and Change (LAC) Scale:  Development and measurement.  Cognitive Therapy and Research, 9, 631-649.

Prochaska, Janice M., Prochaska, J.O., and eight children from the South Kingstown Elementary schools.  (1985).  Children’s views of the causes and cures for sibling rivalry.  Child Welfare, 44, 427-433.

Wilcox, N., Prochaska, J.O., Velicer, W.F., and DiClemente, C.C.  (1985).  Subject characteristics as predictors of self-change of smoking.  Addictive Behaviors, 10, 395-406.   PMID: 4091073.   

Prochaska, J.O., DiClemente, C.C., Velicer, W.F,, Ginpil, S., & Norcross, J.C.  (1985).  Predicting change in smoking status for self-changers.  Addictive Behaviors, 10, 407-412.  PMID: 4091072.

Norcross, J.C., Nash, J. and Prochaska, J.O.  (1985).  Psychologists in part-time independent practice:  Description and comparison.  Professional Psychology:  Research and Practice, 16, 565-575.

Velicer, W.F.,  DiClemente, C.C., Prochaska, J.O., and Brandenburg, N.  (1985).  A decisional balance measure for assessing and predicting smoking status.  Journal of Personality and Social Psychology, 48, 1279-1289.  PMID: 3998990.

Hefner, C. & Prochaska, J.O.  (1984).  Conjoint versus concurrent marital therapy.  Social Work, 29, 287-294.

Norcross, J.C, & Prochaska, J.O.  (1984).  APA and the independent practitioner.  APA Monitor, 15 (5), 5.

Norcross, J.C. & Prochaska, J.O.  (1984).  Where do behavior therapists take their troubles?  Behavior Therapist, 7, 26-27.

Norcross, J.C., Prochaska, J.O., Guadagnoli, E., & DiClemente, C.C.  (1984).  Factor structure of the levels of attribution and change (LAC) scale in samples of psychotherapists and smokers.  Journal of Clinical Psychology, 40, 519-528.  PMID: 6725574.

Nash, J., Norcross, J.C. & Prochaska, J.O.  (1984).  Satisfactions and stresses of independent practice.  Psychotherapy in Private Practice, 2, 39-48.

Norcross, J.C., Guadagnoli, E., & Prochaska, J.O.  (1984).  Factor structure of the Profile of Mood States (POMS).  Journal of Clinical Psychology, 40, 1270-1277.  PMID: 6490926.

Prochaska, J.O. (1983).  Self Changers vs. Therapy Changers vs. Schachter. American Psychologist, 38, 853-854.

Prochaska, J.O. & DiClemente, C.C.  (1983).  Stages and processes of self-change of smoking:  Toward an integrative model of change.  Journal of Consulting and Clinical Psychology, 51, 390-395.  PMID: 6863699.

Prochaska, J.O. & Norcross, J.C.  (1983).  Psychotherapists’ perspectives on treating themselves and their clients for psychic distress.  Professional Psychology:  Research and Practice, 14, 642-655.

Prochaska, J.O. & Norcross, J.C.  (1983).  Contemporary psychotherapists:  A national survey of characteristics, practices, orientations and attitudes.  Psychotherapy:  Theory, Research and Practice, 20, 161-173.

Prochaska, J.O. & Prochaska, J.M.  (1983).  Teaching psychology to gifted children at the elementary school level.  Teaching Psychology, 10, 82-84.

Norcross, J.C. & Prochaska, J.O.  (1983).  Clinicians theoretical orientations:  Selection, utilization and efficacy.  Professional  Psychology, 14, 197-208.

Norcross, J.C. & Prochaska, J.O.  (1983).  Psychotherapists in independent practice:  Some findings and issues.  Professional Psychology:  Research and Practice, 14, 869-881.

Prochaska, J.O. & DiClemente, C.C. (1982).  Transtheoretical Therapy: Toward a more integrative model of change.  Psychotherapy:  Theory, Research and Practice, 19, 276-288.

Prochaska, J.O. & Lapsanski, D.  (1982).  Life changes and smoking cessation and maintenance:  A preliminary report.  Psychological Reports, 50, 609-610.  PMID: 7089145.

Prochaska, J.O. & Norcross, J.C.  (1982).  The Future of Psychotherapy:  A Delphi Poll.  Professional Psychology, 12, 620-627.

Prochaska, J.O., Crimi, P., Lapsanski, D., Martel, L., & Reid, P.  (1982).  Self-change processes, self-efficacy and self-concept in relapse and maintenance of smoking cessation.  Psychological Reports, 51, 983-990.  PMID: 7163454.

DiClemente, C.C. & Prochaska, J.O. (1982).  Self-change and therapy change of smoking behavior:  a comparison of processes of change of cessation and maintenance.  Addictive Behaviors, 7, 133-142.  PMID: 7102444.

Norcross, J.C. & Prochaska, J.O.  (Winter, 1982).  A national survey of clinical psychologists:  Characteristics and activities.  The Clinical Psychologist, 35, l-8.

Norcross, J.C. & Prochaska, J.O.  (Spring, 1982). A national survey of clinical psychologists:  Affiliations and Orientations.  The Clinical Psychologist, 35, l-8.

Norcross, J.C. & Prochaska, J.O.  (Summer, 1982).  A national survey of clinical psychologists:  Views on training, career choice, and APA.  The Clinical Psychologist, 35, l-8.

Prochaska, J.M. & Prochaska, J.O.  (1982).  Dual Career Families:  Challenges For Spouses and Agencies.  Social Casework, 63, 118-120.

McConnaughy, E.A., Prochaska, J.O., & Velicer, W.F.  (1982).  Stages of change in psychotherapy:  Measurement and sample profiles.  Psychotherapy:  Theory, Research and Practice, 20, 358-357.

Prochaska, J.O.  (1980).  Experiencing a humanistic theory of psychology.  Review of Experiencing:  A humanistic theory of psychology and psychiatry by Alvin Mahrer.  Contemporary Psychology, 28, 164-166.

Prochaska, J.O. & Prochaska, J.M. (1979).  Twentieth Century trends in marriage and marital therapy.  Fokus pa Familien;  Tidsskrift for Familiebchandling, 2, 44-53.

Small, A., Gross, R., Biller, H., & Prochaska, J.O.  (1977).  Congruency of sex-role identification in normal and disturbed adolescent males.  Psychological Reports, 41, 39-46.  PMID: 910003.

Small, A., Biller, H.D., & Prochaska, J.O.  (1975).  Sex-role development and parental expectations among disturbed adolescent males.  Adolescence, 10, 609-615.  PMID: 1199862.

Prochaska, J.O., Smith, Nelson, Marzilli, Robert, Colby, Jack & Donovan, William.  (1974).  Remote-control aversive stimulation in the control of head-banging in a retarded child.  Journal of Behavior Therapy and Experimental Psychiatry, 5, 285-289.

Spring, D., Prochaska, J.O., & Smith, N.  (1974).  Fear reduction in rats through avoidance blocking.  Behavior Research and Therapy, 12, 29-34.  PMID: 4816228.

Prochaska, J.O., & Marzilli, R.  (1973).  Adaptation of Masters and Johnson’s therapy for sexual problems to an out-patient clinic.  Psychotherapy:  Theory, Research and Practice, 10, 294-297.

Schiff, R., Smith, N., and Prochaska, J.O.  (1972).  Extinction of avoidance in rats as a function of duration and number of blocked trials.  Journal of Comparative and Physiological Psychology, 81, 356-359.  PMID: 4673479.

Prochaska, J.O.  (1971).  Symptom and dynamic cues in the implosive treatment of test anxiety.  Journal of Abnormal Psychology, 77, 133-142.  PMID: 5550425.

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