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Psych Topicspsychotherapy

Psych · psychotherapy

Acceptance and commitment therapy

Also known as ACT · Acceptance & commitment therapy · Acceptance-based behaviour therapy · Contextual CBT · Hexaflex therapy · Psychological flexibility therapy · Third-wave ACT

Exam-exhaustive fellowship reference on acceptance and commitment therapy (ACT): psychological flexibility and the hexaflex, experiential avoidance and fusion, techniques, indication-specific evidence (anxiety, depression, OCD, psychosis adjunct, chronic pain), comparison with CBT/DBT/MBCT/ERP, AAQ-II, combined care, and CASC/MEQ pearls. FRANZCP-primary, globally tagged.

medium18 referencesUpdated 26 July 202612 min readVerification in progress

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Practise this topic10 MCQs with explanations

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FRANZCPMRCPsychABPNMD-DNBNEET-SS

Red flags

  • Teaching 'acceptance' as resignation, passivity, or remaining in an abusive or unsafe situation
  • Refusing indicated medication or ERP because of ideological 'pure ACT' fusion
  • Deep experiential affect work during uncontained high suicide risk, mania, delirium, or medical emergency
  • Labelling mindfulness apps or unstructured support as ACT without values and committed action
  • Imposing therapist values under the guise of values clarification
  • Claiming ACT is always superior to CBT when metas often show rough parity with active CBT
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Your progress

Saved on this device.

Practise this topic10 MCQs with explanations

Target exams

FRANZCPMRCPsychABPNMD-DNBNEET-SS

Red flags

  • Teaching 'acceptance' as resignation, passivity, or remaining in an abusive or unsafe situation
  • Refusing indicated medication or ERP because of ideological 'pure ACT' fusion
  • Deep experiential affect work during uncontained high suicide risk, mania, delirium, or medical emergency
  • Labelling mindfulness apps or unstructured support as ACT without values and committed action
  • Imposing therapist values under the guise of values clarification
  • Claiming ACT is always superior to CBT when metas often show rough parity with active CBT
The one-line answer

Acceptance and commitment therapy (ACT) is a third-wave, contextual behavioural therapy whose single aim is psychological flexibility — contacting the present moment more fully as a conscious person, and changing or persisting in behaviour when it serves chosen values. The success metric is not "feel better" but "do what matters, with the discomfort along for the ride". The six change processes live in the hexaflex: acceptance, cognitive defusion, present-moment contact, self-as-context, values and committed action.[1]

Meet the patient

A 47-year-old engineer has spent two decades trying to "control" her anxiety before she lives her life. She has tried four SSRIs, two courses of CBT, a mindfulness app, and a bottle of wine most evenings. Her marriage is fraying because she keeps cancelling plans "until I feel calmer". Her GAD-7 is 14 and rising. She tells you, flatly, that nothing has worked.[2][10]

The registrar heard "nothing has worked" and reached for a fifth medication. The examiner's question is the one ACT was built to answer: what if the attempt to control the anxiety is the thing keeping her life small?[1][2]

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References18ShowHide
  1. [1]Hayes SC, Luoma JB, Bond FW, Masuda A, Lillis J Acceptance and commitment therapy: model, processes and outcomes Behav Res Ther, 2006.PMID 16300724
  2. [2]Hayes SC, Wilson KG, Gifford EV, Follette VM, Strosahl K Experiential avoidance and behavioral disorders: a functional dimensional approach to diagnosis and treatment J Consult Clin Psychol, 1996.PMID 8991302
  3. [3]A-Tjak JG, Davis ML, Morina N, Powers MB, Smits JA, Emmelkamp PM A meta-analysis of the efficacy of acceptance and commitment therapy for clinically relevant mental and physical health problems Psychother Psychosom, 2015.PMID 25547522
  4. [4]Powers MB, Zum Vorde Sive Vording MB, Emmelkamp PM Acceptance and commitment therapy: a meta-analytic review Psychother Psychosom, 2009.PMID 19142046
  5. [5]Ost LG The efficacy of Acceptance and Commitment Therapy: an updated systematic review and meta-analysis Behav Res Ther, 2014.PMID 25193001
  6. [6]Ost LG Efficacy of the third wave of behavioral therapies: a systematic review and meta-analysis Behav Res Ther, 2008.PMID 18258216
  7. [7]Bach P, Hayes SC The use of acceptance and commitment therapy to prevent the rehospitalization of psychotic patients: a randomized controlled trial J Consult Clin Psychol, 2002.PMID 12362963
  8. [8]Gaudiano BA, Herbert JD Acute treatment of inpatients with psychotic symptoms using Acceptance and Commitment Therapy: pilot results Behav Res Ther, 2006.PMID 15893293
  9. [9]Twohig MP, Hayes SC, Plumb JC, et al. A randomized clinical trial of acceptance and commitment therapy versus progressive relaxation training for obsessive-compulsive disorder J Consult Clin Psychol, 2010.PMID 20873905
  10. [10]Arch JJ, Eifert GH, Davies C, et al. Randomized clinical trial of cognitive behavioral therapy (CBT) versus acceptance and commitment therapy (ACT) for mixed anxiety disorders J Consult Clin Psychol, 2012.PMID 22563639
  11. [11]Forman EM, Herbert JD, Moitra E, Yeomans PD, Geller PA A randomized controlled effectiveness trial of acceptance and commitment therapy and cognitive therapy for anxiety and depression Behav Modif, 2007.PMID 17932235
  12. [12]Wetherell JL, Afari N, Rutledge T, et al. A randomized, controlled trial of acceptance and commitment therapy and cognitive-behavioral therapy for chronic pain Pain, 2011.PMID 21683527
  13. [13]Bond FW, Hayes SC, Baer RA, et al. Preliminary psychometric properties of the Acceptance and Action Questionnaire-II: a revised measure of psychological inflexibility and experiential avoidance Behav Ther, 2011.PMID 22035996
  14. [14]Bai Z, Luo S, Zhang L, Wu S, Chi I Acceptance and Commitment Therapy (ACT) to reduce depression: A systematic review and meta-analysis J Affect Disord, 2020.PMID 31563072
  15. [15]Bluett EJ, Homan KJ, Morrison KL, Levin ME, Twohig MP Acceptance and commitment therapy for anxiety and OCD spectrum disorders: an empirical review J Anxiety Disord, 2014.PMID 25041735
  16. [16]Twohig MP, Abramowitz JS, Smith BM, et al. Adding acceptance and commitment therapy to exposure and response prevention for obsessive-compulsive disorder: A randomized controlled trial Behav Res Ther, 2018.PMID 29966992
  17. [17]Shawyer F, Farhall J, Thomas N, et al. Acceptance and commitment therapy for psychosis: randomised controlled trial Br J Psychiatry, 2017.PMID 27979820
  18. [18]Wetherell JL, Afari N, Ayers CR, et al. Acceptance and Commitment Therapy for generalized anxiety disorder in older adults: a preliminary report Behav Ther, 2011.PMID 21292059

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