Treatment Protocols
Ong, C. W., Lee, E. B., Krafft, J., Terry, C. L., Barrett, T. S., Levin, M. E., & Twohig, M. P. (2019). A randomized controlled trial of acceptance and commitment therapy for clinical perfectionism. Journal of Obsessive-Compulsive and Related Disorders, 22, 100444. https://doi.org/10.1016/j.jocrd.2019.100444
Ong, C. W., Krafft, J., Panoussi, F., Petersen, J. M., Levin, M. E., & Twohig, M. P. (2021). In-person and online-delivered acceptance and commitment therapy for hoarding disorder: A multiple baseline study. Journal of Contextual Behavioral Science, 20, 108–117. https://doi.org/10.1016/j.jcbs.2021.02.001
Measures
Krafft, J., Ong, C. W., Twohig, M. P., & Levin, M. E. (2019). Assessing psychological inflexibility in hoarding: The Acceptance and Action Questionnaire for Hoarding (AAQH). Journal of Contextual Behavioral Science, 12, 234–242. https://doi.org/10.1016/j.jcbs.2018.08.003
AAQ for Hearing Loss (Adults / Caregivers)
Ong, C. W., Whicker, J. J., Muñoz, K., & Twohig, M. P. (2019). Measuring psychological inflexibility in adult and child hearing loss. International Journal of Audiology, 58, 643–650. https://doi.org/10.1080/14992027.2019.1630759
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. https://doi.org/10.1016/j.jcbs.2020.08.007