Acceptance and Commitment Therapy: Four-day Intermediate Level Skills Intensive


15% discount available if you book both parts of our Acceptance and Commitment Therapy (Part 1 and 2) together. (£455 each)
10% discount available if you bring a friend who has not already done training with us. (£480 each) – To book click here 

2024 Dates (Thu-Fri):

  • 25-26th Apr + 23-24th May
Timing: 9.30am for a 10:00am start to 5:00pm (coffee at 9:30am)
CPD Value: 28 hours

Islington, London

Certificate of attendance:


Provided: Printed manual, included.

On completion of this intermediate-advanced level course you will have:
1) a thorough experience of case-formulation and it’s application to a client of yours
2) received personal feedback from David or Henry on your style of practice
3) targeted areas for improvement in your personal ACT practice
4) expanded your physicalized repertoire If you didn’t already, you should feel confident enough to call yourself an ACT therapist, after this training. Prerequisite: Our Four day Part 1 Intensive skills training, or equivalent skills training.

Four Day programme breakdown

Day 1:

Where is your ACT practice currently at? A tool for finding holes in your skill set. What would you particularly like to improve during this training process? Examples and practice of Functional analysis in case-formulation, and ‘on the fly’ in the therapeutic relationship. David’s latest approach to case-formulation and treatment planning Roleplay: put your treatment plan into action (with feedback from the trainers).

Day 2:

Facing barriers to being the therapist you would like to be. Roleplay: taking the perpective of the client you/your diad/triad partner wishes to help (with feedback from the trainers to the person practicing) Live demonstration – applying the physicalised lifeline protocol. Realplay practice of the Lifeline with personal feedback from the trainers. Setting tasks to practice before the next session

Day 3(after 4 weeks break):

Report back on how ACT practice went in personal and professional contexts. Troubleshooting questions answered. Live demonstration of working with a difficult client, tracking the trainer’s moves with cross process tracking form. Overview of common sticking points with examples of how to respond to them. Further roleplay practice of sticking points discussed – with feedback from the trainers.

Day 4:

Going deeper and slower in your practice of ACT. Moving beyond the techniques to work at relational depth. Ways to nurture powerful and containing therapeutic relationships Practice at showing up to in session emotion with compassion The workshop presenters will be completing rounds during experiential pair work to give individual feedback on your ACT practice (Maximum 10 students per trainer).

About the trainers

Henry J. Whitfield

Henry J. Whitfield

MSc (CBT), ACBS peer-reviewed ACT trainer, MBACP, Advanced Traumatic Incident Reduction Trainer,

Henry Whitfield is an Association of Contextual Behavioural Science (ACBS) Peer-reviewed Acceptance and Commitment Therapy trainer, an Accredited Advanced TIR (PTSD therapy) Trainer and Cognitive Behavioural Psychotherapist (MSc – CBT). For over seven years Henry ran and supervised brief therapy for PTSD projects for Victim Support and Mind in London gun crime hot spots, using CBT and TIR. Henry has also trained over 1500 psychological therapists since 2003, supervising mental health professionals for ACT and Trauma work in the NHS. He is also a passionate integral thinker, publishing journal articles and book chapters on the integration of therapeutic models including, REBT-mindfulness, ACT-TIR-CBT, Person-centred-TIR. His psychedelic plant medicine path has changed how he does psychotherapy especially with self-concept issues. He has written, co-written and edited training manuals for ACT, TIR and FAP (relational psychodynamic). As a visiting research fellow at Regents University London, he focuses his research on the development of ACT-consistent models for psychedelic-assisted therapy, collecting high-density longitudinal data during psychedelic processes of change. He is also author of a new model of psychological flexibility A Spectrum of Selves, tailored to a psychedelic therapy context, published 2021 in Frontiers in Psychiatry.

Dr. David Gillanders

Dr. David Gillanders

DClinPsy, ACBS Peer-reviewed ACT Trainer

David Gillanders is a Chartered Clinical Psychologist, member of the British Psychological Society, Health & Care Professions Council, Association of Clinical Psychologists (UK), British Association of Behavioural & Cognitive Psychotherapy and a founder member of the Association for Contextual Behavioural Science. He leads a programme of research into the application of contextual behavioural science to living well with ill health, as well as research into training, supervision and basic measurement in behavioural science. He has published more than 70 peer reviewed articles and several book chapters, and is co-author of the self-help book, “Better Living with IBS”. He is a founding member of ACBS, an a ACBS Fellow and a peer reviewed ACT trainer with ACBS. The peer review is the international association’s mark of high quality, high fidelity ACT training.