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Use the "APA Citation" box, type the word you would like to search by (e.g., the author name, the article title or part of a title, the journal name, the year of publication, etc.) and click the Apply button. (Note: There is a new step for creating a publication page that allows this search feature, so please click here). To view more information about the publication, such as its abstract or comments by the poster, click on the "more info" link. This page contains attachments restricted to ACBS members. Please join or login with your ACBS account.| APA Citation | Download | |
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| Ong, C. W., Pierce, B. G., Petersen, J. M., Barney, J. L., Fruge, J. E., Levin, M. E., & Twohig, M. P. (2020). A psychometric comparison of psychological inflexibility measures: Discriminant validity and item performance. Journal of Contextual Behavioral Science, 18, 34-47. doi:10.1016/j.jcbs.2020.08.007 | More info | |
| Ong, C. W., Skolnik, A.M., Johnson, H.M., & Lee, E.B. (2025). Examining item content across nine psychological (in)flexibility scales: What do they measure? Journal of Contextual Behavioral Science, 35, 100872. https://doi.org/10.1016/j.jcbs.2025.100872 | More info | |
| Ong, C. W., Whicker, J. J., Munoz, K. F., & Twohig, M. P. (2019). Measuring Psychological Inflexibility in Adult and Child Hearing Loss. International Journal of Audiology, 58(10), 643-650. doi: 10.1080/14992027.2019.1630759 | More info | |
| Ong, C. W., Woods, D. W., Franklin, M. E., Saunders, S. M., Neal-Barnett, A. M., Compton, S. N., & Twohig, M. P. (2023). The role of psychological flexibility in acceptance-enhanced behavior therapy for trichotillomania: Moderation and mediation findings. Behaviour Research and Therapy, 164, 104302. https://doi.org/10.1016/j.brat.2023.104302. |
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| Ong, C., Krafft, J., Levin, M. P., & Twohig, M. E. (2018). An Examination of the Role of Psychological Inflexibility in Hoarding Using Multiple Mediator Models. Journal of Cognitive Psychotherapy, 32(2), 97-111. doi: 10.1891/0889-8391.32.2.97 | More info | |
| Ong, C., Lee, E., Krafft, J., Terry, C., Barrett, T., Levin, M., & Twohig, M. (2019). A randomized controlled trial of acceptance and commitment therapy for clinical perfectionism. Journal of Obsessive-Compulsive and Related Disorders, 22, 100444. doi:10.1016/j.jocrd.2019.100444 | More info | |
| Ong, C., Pierce, B., Woods, D., Twohig, M. P., & Levin, M. E. (2018). The Acceptance and Action Questionnaire – II: an Item Response Theory Analysis. Journal of Psychopathology and Behavioral Assessment, 41(1), 123-134. doi:10.1007/s10862-018-9694-2 | More info | |
| Ong, C.W., Ciarrochi, J., Hofmann, S.G., Karekla, M., & Hayes, S.C. (2024). Through the extended evolutionary meta-model, and what ACT found here: ACT as a process-based therapy. Journal of Contextual Behavioral Science, 32, 100734. https://doi.org/10.1016/j.jcbs.2024.100734 | More info | |
| Ong, C.W., Hofmann, S.G., Ciarrochi, J., Menzies, R.G., & Hayes, S.C. Introduction to the special issue on process-based therapy. Journal of Contextual Behavioral Science, 35, 100874. https://doi.org/10.1016/j.jcbs.2025.100874 | More info | |
| Ong, C.W., Lee, E.B., Levin, M.E., & Twohig, M.P. (2022). Online process-based training for perfectionism: A randomized trial. Behaviour Research and Therapy, 156, 104152. https://doi.org/10.1016/j.brat.2022.104152 | More info | |
| Ong, C.W., Petersen, J.M., Terry, C.L., Krafft, J., Barney, J.L., Abramowitz, J.S., & Twohig, M.P. (2022). The "how" of exposures: Examining the relationship between exposure parameters and outcomes in obsessive-compulsive disorder. Journal of Contextual Behavioral Science, 24, 87-95. https://doi.org/10.1016/j.jcbs.2022.03.009 | More info | |
| Ong, C.W., Sheehan, K., Mann, A.J.D., & Fox, E. (2025). Examining the effects of process-based therapy: A multiple baseline study. Journal of Contextual Behavioral Science, 35, 100875. https://doi.org/10.1016/j.jcbs.2025.100875 | More info | |
| Ong, C.W., Sheehan, K.G., & Haaga, D.F. (2023). Measuring ACT in context: Challenges and future directions. Journal of Contextual Behavioral Science, 28, 235-247. https://doi.org/10.1016/j.jcbs.2023.04.005 | More info | |
| Onnink, C.M., Konstantinidou, Y., Moskovich, A.A., Karekla, M.K., Merwin, R.M. (2022). Acceptance and commitment therapy (ACT) for eating disorders: A systematic review of intervention studies and call to action. Journal of Contextual Behavioral Science, 26, 11-28. https://doi.org/10.1016/j.jcbs.2022.08.005 | More info | |
| Oppo, A., Prevedini, A. B., Dell'Orco, F., Dordoni, P., Presti, G., Gillanders, D. T., & Moderato, P. (2019). Fusione e Defusione. Adattamento e proprietà psicometriche della versione italiana del Cognitive Fusion Questionnaire (I-CFQ). Psicoterapia Cognitiva e Comportamentale, 25(1), 53-73. | More info | |
| Oppo, A., Schweiger, M., Ristallo, A., Presti, G., Pergolizzi, F., & Moderato, P. (2019). Mindfulness Skills and Psychological Inflexibility: Two Useful Tools for a Clinical Assessment for Adolescents with Internalizing Behaviors. Journal of Child and Family Studies, 28(12), 3569–3580. doi: 10.1007/s10826-019-01539-w |
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| Orcutt , H. K., Pickett, S., & Pope, E. (2005). Experiential avoidance and forgiveness as mediators in the relation between traumatic life events and PTSD symptoms. Journal of Social and Clinical Psychology, 24, 1003–1029. | Download restricted to ACBS members. | More info |
| Orcutt , H. K., Pickett, S., & Pope, E. (2005). Experiential avoidance and forgiveness as mediators in the relation between traumatic life events and PTSD symptoms. Journal of Social and Clinical Psychology, 24, 1003–1029. | More info | |
| Ord, I. R. (2014). ACT with Faith: Acceptance and Commitment Therapy with Christian clients, A Practitioner's Guide. UK: Compass Publishing. |
More info | |
| Organización Panamericana de la Salud (2024). Orientaciones metodológicas para la implementación de la guía: "en tiempos de estrés, haz lo que importa" de la OPS/OMS en Colombia / Methodological guidelines for the implementation of the PAHO/WHO guide "In times of stress, do what matters" in Colombia. Bogotá; Organización Panamericana de la Salud en Colombia, 52p. | Download restricted to ACBS members. | More info |
| Orozco, A., García, G., Venebra, A., & Aguilera, U. (2021). Propiedades psicométricas de la versión en español del Kentucky Inventory of Mindfulness Skills en población general mexicana. Revista Latinoamericana de Psicología, 53, 104-113. https://doi.org/10.14349/rlp.2021.v53.12 | Download restricted to ACBS members. | More info |
| Orsillo, S. M., & Batten, S. V. (2002). ACT as Treatment of a Disorder of Excessive Control: Anorexia. Cognitive and Behavioral Practice, 9(3), 253-259. | Download restricted to ACBS members. | More info |
| Orsillo, S. M., & Batten, S. V. (2002). ACT as Treatment of a Disorder of Excessive Control: Anorexia. Cognitive and Behavioral Practice, 9(3), 253-259. | More info | |
| Orsillo, S. M., & Batten, S. V. (2005). Acceptance and Commitment Therapy in the treatment of posttraumatic stress disorder. Behavior Modification, 29(1), 95-129. | Download restricted to ACBS members. | More info |
| Orsillo, S. M., & Batten, S. V. (2005). Acceptance and Commitment Therapy in the treatment of posttraumatic stress disorder. Behavior Modification, 29(1), 95-129. | More info |