ACT-informed group therapy · Version 3.3

Dual Diagnosis Group Program

Practical skills for co-occurring mental health and substance-use recovery

This programme was developed by Dr Eric Hadinata, Addiction Medicine Specialist, for an inpatient Dual Diagnosis Program. Dr Hadinata runs four groups each week, completing the 12-session core over a rolling three-week cycle.

The complete publication contains 12 core sessions plus 8 standalone reserve modules. Participants can enter the core at any point without needing to have attended an earlier session.

Both resources require their own access details.

Cover of the Dual Diagnosis Group Program Participant Workbook, showing an ACT psychological flexibility diagram
Participant Workbook · Version 3.3 · August 2026

Programme structure

A complete cycle in three weeks

The core runs on Monday, Tuesday, Thursday and Friday. There is no regular Wednesday session. After Session 3.4, the timetable returns to Session 1.1.

Core sessions
12
Reserve modules
8
Groups each week
4
Rolling cycle
3 weeks

Rolling timetable

The 12 core sessions

Each session is designed as a self-contained entry point while remaining part of a coherent three-week sequence.

Week 1

  1. 1.1MondayUnderstanding Substance Use Disorder
  2. 1.2TuesdayThe Brain and Addiction
  3. 1.3ThursdayMental Health and Substance Use
  4. 1.4FridayMedications and the Biology of Addiction

Week 2

  1. 2.1MondayValues and What Matters
  2. 2.2TuesdayPsychological Flexibility
  3. 2.3ThursdayDefusion and Mindful Attention
  4. 2.4FridayAcceptance and Willingness

Week 3

  1. 3.1MondayCommitted Action and Behaviour Change
  2. 3.2TuesdaySelf-as-Context
  3. 3.3ThursdayCircles of Control, Influence and Concern
  4. 3.4FridayBuilding a Life Worth Living

Selected as needed

The 8 reserve modules

These standalone topics can be selected to suit the group and timetable. Each can be delivered without requiring an earlier reserve module.

  1. ACravings and Urge Surfing
  2. BGrief, Loss and Substance Use
  3. CTrauma-Informed Safety and Grounding
  4. DSleep, Routine and Recovery
  5. ERelationships and Boundaries in Recovery
  6. FAnger and Emotion Regulation
  7. GSetback Prevention and Early Warning Signs
  8. HTransition and Discharge Planning

Participant and facilitator resources

Built for use in the room

All 20 participant sessions are four pages long and include a purpose-built teaching diagram. The facilitator manual provides the matching delivery guidance.

86 pages

Participant workbook

The complete workbook is also available as an 86-page fillable PDF with 203 fields.

Open the protected workbook

Access details required.

View all therapeutic programme resources