Research on Acceptance and Commitment Therapy (ACT; Hayes, et al., 2003), and mindfulness-based therapies generally, has grown exponentially in recent years (Arch, et al., 2023; Hayes, et al., 2022). Similarly, research on Relational Frame Theory (RFT; Hayes, et al., 2001), a behavioral account of human language and cognition, has also grown considerably, but certainly not at the same pace as research on ACT (Barnes-Holmes & Harte, 2022). One consequence of these differential growth patterns is that new concepts and theoretical terms have emerged in the ACT literature (e.g., defusion) that lack technical precision from an RFT perspective, and are thus of limited value in conducting basic (functional) experimental analyses of human psychological suffering and distress (Harte, et al., 2022). Indeed, some authors have questioned the increasing separation between ACT and RFT (Barnes-Holmes, et al., 2016).
Part of the motivation for raising this question was the historical narrative that RFT was typically seen as providing the basic science underpinning ACT (Hayes et al., 1999). If this relationship is no longer in place, or has at least weakened to a considerable degree, then it seems important to meet that fact head-on and either seek to re-establish the relationship or abandon it. Indeed, addressing this issue seems particularly important given recent calls to focus on process-oriented idiographic research in the field (Hofmann & Hayes, 2019). In responding to a new-found emphasis on clinical processes at the level of the individual, RFT as a behaviour-analytic account of human language and cognition would appear to be well positioned to respond to this call (Barnes-Holmes, et al., 2020).
The proposed doctoral research project is part of a broader research agenda that is re-examining the relationship between RFT and ACT in terms of basic processes, conceptualized and analyzed empirically at the level of the individual.
Essential Criteria - Degree in Psychology
Please note: Applications from those holding or expecting to hold a 2:1 Honours Degree in Psychology are strongly encouraged to apply. Applications for more than one PhD studentship are welcome, however if you apply for more than one PhD project within Psychology, your first application on the system will be deemed your first-choice preference and further applications will be ordered based on the sequential time of submission. If you are successfully shortlisted, you will be interviewed only on your first-choice application and ranked accordingly. Those ranked highest will be offered a PhD studentship. In the situation where you are ranked highly and your first-choice project is already allocated to someone who was ranked higher than you, you may be offered your 2nd or 3rd choice project depending on the availability of this project.
Applicants should hold, or expect to obtain, a First or Upper Second Class Honours Degree in a subject relevant to the proposed area of study.
We may also consider applications from those who hold equivalent qualifications, for example, a Lower Second Class Honours Degree plus a Master’s Degree with Distinction.
In exceptional circumstances, the University may consider a portfolio of evidence from applicants who have appropriate professional experience which is equivalent to the learning outcomes of an Honours degree in lieu of academic qualifications.
If the University receives a large number of applicants for the project, the following desirable criteria may be applied to shortlist applicants for interview.
The University is an equal opportunities employer and welcomes applicants from all sections of the community, particularly from those with disabilities.
Appointment will be made on merit.
The University offers the following levels of support:
The following scholarship options are available to applicants worldwide:
These scholarships will cover full-time PhD tuition fees for three years (subject to satisfactory academic performance) and will provide a £900 per annum research training support grant (RTSG) to help support the PhD researcher.
Applicants who already hold a doctoral degree or who have been registered on a programme of research leading to the award of a doctoral degree on a full-time basis for more than one year (or part-time equivalent) are NOT eligible to apply for an award.
Please note: you will automatically be entered into the competition for the Full Award, unless you state otherwise in your application.
The scholarship will cover tuition fees at the Home rate and a maintenance allowance of £19,237 (tbc) per annum for three years (subject to satisfactory academic performance).
This scholarship also comes with £900 per annum for three years as a research training support grant (RTSG) allocation to help support the PhD researcher.
Due consideration should be given to financing your studies. Further information on cost of living
Arch, J.J., Fishbein, J. N., Finkelstein, L.B., & Luoma, J.B. (2023). Acceptance and commitment therapy mediation and processes: Problems and how to address them. Behavior Therapy,54, 971-988. https://doi.org/10.1016/j.beth.2022.07.005
Barnes-Holmes, D., Barnes-Holmes, Y., & McEnteggart, C. (2020). Updating RFT (more field than frame) and its implications for process-based therapy. The Psychological Record, 70, 605-624. https://doi.org/10.1007/s40732-019-00372-3
Barnes-Holmes, D., Finn, M., McEnteggart, C., & Barnes-Holmes, Y. (2018). Derived stimulus relations and their role in a behavior-analytic account of human language and cognition. Perspectives on Behavior Science, 41, 155-173. https://doi.org/10.1037/bar0000129
Barnes-Holmes, D., & Harte, C. (2022). Relational frame theory 20 years on: The Odysseus voyage and beyond. Journal of the Experimental Analysis of Behavior, 117, 240-266. https://doi.org/10.1002/jeab.733
Barnes-Holmes, Y., Hussey, I., McEnteggart, C., Barnes-Holmes, D., & Foody, M. (2016). Scientific ambition: The relationship between relational frame theory and middle-level terms in acceptance commitment therapy. In R.D. Zettle, S.C. Hayes, D. Barnes-Holmes, & A. Biglan (Eds), They Wiley Handbook of Contextual Behavioral Science (pp 365-382), West Sussex, UK: Wiley-Blackwell.
Blackledge, J. T. (2007). Disrupting verbal processes: Cognitive defusion in acceptance and commitment therapy and other mindfulness-based psychotherapies. The Psychological Record, 57(4), 555-576. https://doi.org/10.1007/BF03395595
Harte, C. & Barnes-Holmes, D. (2021). A primer on Relational Frame Theory (RFT). In M.P. Twohig, M.E. Levin, & J.M. Peterson (Eds.), The Oxford Handbook of Acceptance and Commitment Therapy (pp. 77-108), Oxford University Press. https://doi.org/10.1093/oxfordhb/9780197550076.013.4
Harte, C., Barnes-Holmes, D., de Rose, J. C., Perez, W. F., de Almeida, J. H. (2022). Grappling with the complexity of behavioral processes in human psychological suffering: Some potential insights from relational frame theory. Perspectives on Behavior Science, 46, 237-259. https://doi.org/0.1007/s40614-022-00363-w
Hayes, S. C., Barnes-Holmes, D, & Roche, B. (2001). Relational frame theory: A post-Skinnerian account of human language and cognition. New York: Plenum.
Hayes, S. C., Barnes-Holmes, D., & Wilson, K. G. (2012). Contextual behavioral science: Creating a science more adequate to the challenge of the human condition. Journal of Contextual Behavioral Science, 1(1-2), 1–16. https://doi.org/10.1016/j.jcbs.2012.09.004
Hayes, S. C., Ciarrochi, J., Hofmann, S. G., Chin, F., & Sahdra, B. (2022). Evolving an idionomic approach to processes of change: Towards a unified personalized science of human improvement. Behaviour Research and Therapy, 156. https://doi.org/10.1016/j.brat.2022.104155
Hayes, S. C., Strosahl, K., & Wilson, K.G. (1999). Acceptance and Commitment Therapy: An experiential approach to behavior change. New York: Guilford Press.
Hayes, S. C., Strosahl, K., & Wilson, K.G. (2003). Acceptance and Commitment Therapy: An experiential approach to behavior change (2nd Ed.). New York: Guilford Press.
Hofmann, S. G., & Hayes, S. C. (2019). The future of intervention science: Process-based therapy. Clinical Psychological Science, 7, 37-50. https://doi/10.1177/2167702618772296
Vahey, N. A., Nicholson, E., & Barnes-Holmes, D. (2015). A meta-analysis of criterion effects for the Implicit Relational Assessment Procedure (IRAP) in the clinical domain. Journal of Behavior Therapy and Experimental Psychiatry, 48, 59–65. https://doi.org/10.1016/j.jbtep.2015.01.004
Submission deadline
Monday 5 February 2024
04:00PM
Interview Date
11th - 13th and 15th March 2024
Preferred student start date
16th September 2024
Professor Dermot Barnes-Holmes
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