The Six Core Processes of ACT

ACT's six core processes, together called the hexaflex, build the psychological flexibility that recovery runs on: acceptance, defusion, being present, self-as-context, values, and committed action. Each one loosens a different way the mind gets stuck.

Jessica Miller is the Content Manager of Addiction HelpWritten by
Kent S. Hoffman, D.O. is a founder of Addiction HelpMedically reviewed by Kent S. Hoffman, D.O.
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If a therapist has handed you a six-pointed diagram and rattled off words like “defusion” and “self-as-context,” it can feel like you’ve walked into a lecture instead of help. Stay with it. Underneath the jargon, the six processes of ACT describe something you already know in your body: the difference between being yanked around by a craving and being able to do the thing that matters anyway.

Acceptance and Commitment Therapy is built on six core processes that work together to grow one thing—psychological flexibility, the ability to stay present and act on your values even when your mind and your cravings are screaming otherwise. They’re usually drawn as a six-pointed diagram called the hexaflex: acceptance, cognitive defusion, being present, self-as-context, values, and committed action. This six-process model is the foundation of ACT[1].

AddictionHelp.com Fast Facts
  • ACT has six core processes, not techniques to memorize: acceptance, defusion, present-moment awareness, self-as-context, values, and committed action, which together build psychological flexibility[1].
  • The six points are usually drawn as a hexaflex: a six-pointed diagram where each process supports the center, and each one has a flip side, a form of psychological inflexibility that keeps people stuck[1].
  • The model is the engine, not the decoration: reviews of how ACT works find that improvement runs through movement on these flexibility processes[2][3].
  • It rests on a science of language: the processes grow out of Relational Frame Theory, an account of how human thought can trap us in our own words[4].
  • It works across many conditions: ACT is effective for a wide range of mental and physical health problems, and for anxiety and depression it performs about as well as traditional CBT[5][6].

Why the Six Processes Hang Together

Before the six points, hold onto the center they’re pointing at. Every one of them exists to grow psychological flexibility: the capacity to be present, open up to what you’re feeling, and still do what matters. That’s the whole target. The processes are just six angles on the same skill.

Acceptance is an action, not a moodAcceptance in ACT is something you do, not a feeling you wait to arrive. It’s the active choice to drop the rope in the tug-of-war with a craving or a hard feeling, and let it be there while you keep your hands free to do what matters.

Acceptance is the willingness to have your inner experience as it is, without spending all your energy fighting it. It does not mean you like the feeling, want it, or have given up. It means you stop pouring fuel into a war you can’t win against your own nervous system.

The six come as three pairs, which is the easiest way to remember them. ACT groups them into three “response styles,” sometimes called open, aware, and engaged. Open covers acceptance and defusion (loosening the grip of feelings and thoughts). Aware covers being present and self-as-context (where your attention sits, and who’s doing the noticing). Engaged covers values and committed action (knowing what matters and moving toward it). If the six feel like a lot, learn the three pairs first.

Each process also has a dark twin. The hexaflex maps cleanly onto six forms of getting stuck, what ACT calls psychological inflexibility. Avoidance, fusion, losing the present moment, clinging to a fixed story about who you are, fogginess about what matters, and impulsive inaction. Addiction lives in that second column. Most of using is an avoidance move, a way to not feel something, run by thoughts you’ve fused with so completely you stopped hearing them as thoughts.

The mapping below is the page in one table. Everything after it is just a closer look at each row.

Process What it means The inflexibility it counters In recovery
Acceptance Willingness to have your inner experience without fighting it Experiential avoidance Letting a craving rise and fall instead of using to kill it
Cognitive defusion Seeing thoughts as thoughts, not commands or facts Cognitive fusion Unhooking from “I can’t cope without it”
Being present Contact with the here and now Loss of the present; living in past or future Noticing a trigger as it happens, not after you’ve used
Self-as-context The steady “you” who notices all of it Attachment to a fixed self-story Loosening “I’m an addict, that’s all I am”
Values What matters to you, the directions you choose Lack of values clarity Naming why being present for your kids beats the high
Committed action Values-guided behavior, repeated Inaction, impulsivity, avoidant persistence Showing up to treatment while still craving

Acceptance Means Willingness, Not Approval

For addiction, this lands directly on the craving. The instinct is to treat an urge as an emergency that has to be shut down right now, and using is the fastest off-switch there is. Experiential avoidance, the refusal to feel what’s there, is the flip side acceptance counters, and it’s close to the engine of addiction itself. Acceptance offers the other move: let the craving come, watch it crest, and notice it pass, because urges are waves, not commands. Acceptance and mindfulness-based work has been shown to reduce craving in people recovering from substance use, and the change appears to run through exactly this kind of nonjudgmental awareness[7].

Cognitive Defusion Unhooks You From Your Thoughts

Defusion in plain wordsFusion is hearing the thought “I need a drink” as the truth. Defusion is hearing it as “I’m having the thought that I need a drink.” Same thought. Completely different amount of room to choose what you do next.

Cognitive defusion is the skill of seeing a thought as a thought, a passing event in your mind, rather than a fact you must believe or an order you must follow. The opposite, cognitive fusion, is being so tangled up in a thought that it runs you on autopilot.

Addiction is a fusion machine. “I can’t cope without it.” “One won’t hurt.” “I’ve already blown it, so I might as well.” Fused with, these feel like the truth and like instructions, and you obey them before you’ve even noticed they showed up. Defusion creates a sliver of space. You learn to hear “I can’t cope without it” as a sentence your mind is offering, not a verdict on your life, and in that gap a choice becomes possible. Fusion and avoidance together predict higher anxiety and depression, which is part of why loosening them matters so much[8]. Defusion has also been studied as a specific verbal skill that can be practiced and strengthened, not just a vague idea[9].

There’s a whole sibling guide to this one move if it’s the piece you most need, because unhooking from cravings with defusion is often where ACT starts to feel real.

Being Present Brings You Back to Now

Being present, or present-moment awareness, is flexible contact with what’s actually happening right now, in your body and your surroundings, instead of in the replay of the past or the dread of the future. Present-moment awareness is the foundation the other processes stand on. You can’t accept a feeling you’ve checked out of, or unhook from a thought you didn’t notice.

Using lives in the gaps where you go missing. Relapse rarely announces itself. It tends to slip in while you’re miles away, lost in a resentment from this morning or a worry about next week, so the trigger fires and the routine runs and you’re holding the drink before you’ve registered any of it. Present-moment awareness is what gives you the early warning. You catch the tightening in your chest, the particular restlessness, the thought as it forms, while there’s still time to do something other than the automatic thing. This is the core skill that mindfulness training builds, and the same attention to the now sits underneath mindfulness practices for recovery and ACT alike.

Self-as-Context Is the You That Notices

You are bigger than the worst dayThe part of you reading this, the one who can step back and observe your own struggle, was never the addiction. It has watched every low moment and survived all of them. That observer is the ground you recover from—and it’s already in you, no matter how far down you feel right now.

This is the strangest of the six, and worth slowing down for. Self-as-context is the steady, observing part of you that has been there your whole life, watching your thoughts and feelings come and go without being any one of them. ACT teaches it with a line that sticks: you are the sky, not the weather. The storms roll through, sometimes violent, but the sky itself is never harmed and never goes anywhere.

Addiction fuses you to a story. “I’m an addict, that’s just who I am.” “I’m broken.” “I’m the screw-up.” Cling to that fixed self-story and it becomes a script you keep acting out, because why would a hopeless person bother trying. Self-as-context loosens the knot. You are not the thought “I always relapse.” You are the one who has noticed that thought a thousand times and is still here. From that steadier place, a craving is weather passing through a sky big enough to hold it, not proof of who you are.

Values Are the Why That Makes It Worth It

Values are your chosen directions in life: the kind of person you want to be, what you want to stand for, what you want your days to add up to. They’re not goals you finish; they’re more like a compass heading you keep walking toward. Values clarity is the antidote to a fogged-out, drifting life where nothing feels worth the discomfort of change.

Recovery is brutal without a why. “Stop using” is not a reason to endure withdrawal, awkward meetings, and the long grey stretch when nothing feels good yet. But “I want to be the parent my kid can count on,” or “I want to make things right with my brother,” or “I want to wake up not hating myself”—those are reasons strong enough to walk through discomfort for. Values are what make the hard parts of recovery worth choosing on purpose. Values and the action that flows from them sit at the center of ACT’s model, not as a soft add-on, and mediation research has found ACT’s results broadly consistent with that flexibility model[2].

Did you know?

ACT performs about as well as traditional cognitive behavioral therapy for anxiety and depression, and the research suggests the improvement is mediated by gains in psychological flexibility itself, the very thing these six processes are built to grow[6].

Values and the action they drive are the heart of where ACT gets traction, which is why clarifying your values and acting on them gets its own deeper guide.

Committed Action Is Showing Up Anyway

Committed action is the doing: values-guided behavior, taken again and again, especially when it’s hard. It’s the point of the whole model. The other five processes exist so that this one becomes possible, so you can move toward what matters even while uncomfortable thoughts and feelings are along for the ride. Committed action is what counters inaction, impulsivity, and the avoidant kind of persistence where you keep doing what doesn’t work.

In recovery, committed action is showing up while you still crave. Going to the appointment when every cell wants to cancel. Sitting through the meeting with the urge right there. Making the call, taking the walk, swallowing the pride, doing the next right thing without waiting to feel ready, because readiness rarely shows up first. ACT doesn’t ask you to defeat the craving before you act. It asks you to act in the direction of your values while the craving is present, and to keep doing it. That repetition, in the service of something you actually care about, is how a different life gets built one ordinary choice at a time.

How the Six Build Psychological Flexibility

Step back and the picture is simple. Open up to what you feel (acceptance), unhook from what you think (defusion), come back to now (being present), stand in the steady self that notices (self-as-context), get clear on what matters (values), and move toward it for real (committed action). Run together, those six are the hexaflex, and what they produce is the flexibility to live well alongside hard things instead of being run by them.

This is the engine that makes ACT work, not a poster on the wall. Mediation and mechanism reviews keep landing on the same finding: when ACT helps, the improvement runs through movement on these flexibility processes[2][3]. The whole framework grows out of Relational Frame Theory, the science of how human language both lets us think brilliantly and lets us trap ourselves in our own words[4]. The processes are the practical answer to that trap. If you want the center of the diagram on its own, psychological flexibility is the umbrella the six points hold up.

These six are the whole engine of acceptance and commitment therapy, and getting a feel for how the approach fits together makes each process easier to learn. ACT shares real ground with other approaches without being identical to them. It overlaps with the thought-and-behavior focus of cognitive behavioral therapy and the acceptance-plus-skills blend of dialectical behavioral therapy, and seeing how ACT and CBT differ makes each one clearer. Across a wide range of conditions, ACT has solid evidence behind it, and for anxiety and depression it holds up about as well as traditional CBT[5][6].

Putting the Six to Work in Recovery

Bring this to a clinicianA useful question for a therapist who works in ACT: which of these six is hardest for me right now? Most people are stronger in some and stuck in others. Naming where you’re stuck—fused with a thought, avoiding a feeling, foggy on your values—is often the fastest way to know where the work begins.

You don’t learn the hexaflex by studying it. You learn it by doing it, usually with a therapist, one process at a time, until the moves start to feel like yours. Seeing how ACT applies to addiction recovery is where these six pieces stop being a diagram and start being a way through a craving.

If any of this names something you’ve felt, that’s worth following. The way out of using is almost always easier than the agony you picture when you imagine stopping, and a good ACT clinician can show you how these six processes fit your situation and the rest of your care. Find treatment and people who can help →

The next step doesn’t have to be a big one. Our treatment centers directory can point you to the right level of care. Reaching out today is a real step forward — and one you can make right now.

Frequently asked questions

What are the six core processes of ACT?

The six core processes of ACT are acceptance (willingness to have your inner experience), cognitive defusion (seeing thoughts as thoughts rather than commands), being present (contact with the here and now), self-as-context (the steady observing self, ‘you are the sky, not the weather’), values (your chosen directions in life), and committed action (taking values-guided steps again and again). Together they build psychological flexibility, and they’re usually drawn as a six-pointed diagram called the hexaflex. This six-process model is the foundation of ACT[1].

What is the ACT hexaflex?

The hexaflex is the six-pointed diagram ACT uses to show its six core processes and how they combine to build psychological flexibility at the center. Each of the six points (acceptance, defusion, being present, self-as-context, values, committed action) also has a flip side, a form of psychological inflexibility that keeps people stuck, such as experiential avoidance or cognitive fusion. Reviews of how ACT works find that improvement runs through movement on these flexibility processes[2][3].

How do the six processes help with addiction and cravings?

Most of using is an avoidance move run by thoughts you’ve fused with, so the six processes work on exactly that. Acceptance lets a craving rise and fall instead of using to shut it off, defusion unhooks you from thoughts like ‘I can’t cope without it,’ present-moment awareness catches a trigger while there’s still time to choose, self-as-context loosens the story ‘I’m just an addict,’ values name why recovery is worth the discomfort, and committed action is showing up to treatment while still craving. Acceptance and mindfulness-based work has been shown to reduce craving in recovery, with the change running through nonjudgmental awareness[7].

What is the difference between acceptance and defusion in ACT?

They target different things. Acceptance is about feelings, urges, and bodily sensations: the willingness to have a craving or a painful feeling without fighting it, which counters experiential avoidance. Cognitive defusion is about thoughts: seeing a thought like ‘one won’t hurt’ as a passing mental event rather than a fact or a command, which counters cognitive fusion. In addiction both matter, because using is often an attempt to escape a feeling, driven by thoughts you’ve stopped hearing as thoughts. Fusion and avoidance together predict higher anxiety and depression, which is part of why loosening both is useful[8].

How can I remember all six ACT processes?

The easiest way is to group the six into three pairs, sometimes called the open, aware, and engaged response styles. Open covers acceptance and defusion (loosening the grip of feelings and thoughts). Aware covers being present and self-as-context (where your attention sits, and who’s doing the noticing). Engaged covers values and committed action (knowing what matters and moving toward it). Learning the three pairs first makes the full six-process model much easier to hold onto[1].

Is ACT actually effective, or is it just a theory?

It has real evidence behind it. ACT is effective across a wide range of mental and physical health problems[5], and for anxiety and depression it performs about as well as traditional cognitive behavioral therapy, with gains that appear to be mediated by improvements in psychological flexibility itself[6]. The framework grows out of Relational Frame Theory, a behavioral account of human language and cognition[4], and mechanism reviews have found ACT’s outcomes broadly consistent with change running through its psychological flexibility processes[2].

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9 Sources
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  2. Stockton, D, Kellett, S, Berrios, R, Sirois, F, Wilkinson, N, Miles, G (2019). Identifying the Underlying Mechanisms of Change During Acceptance and Commitment Therapy (ACT): A Systematic Review of Contemporary Mediation Studies. Behavioural and Cognitive Psychotherapy, 47(3), 332-362. https://doi.org/10.1017/S1352465818000553
  3. Macri, J A, Rogge, R D (2024). Examining domains of psychological flexibility and inflexibility as treatment mechanisms in acceptance and commitment therapy: A comprehensive systematic and meta-analytic review. Clinical Psychology Review, 110, 102432. https://doi.org/10.1016/j.cpr.2024.102432
  4. Barnes-Holmes, Y, Hayes, S C, Barnes-Holmes, D, Roche, B (2002). Relational frame theory: a post-Skinnerian account of human language and cognition. Advances in Child Development and Behavior, 28, 101-138. https://doi.org/10.1016/s0065-2407(02)80063-5
  5. A-Tjak, J G L, Davis, M L, Morina, N, Powers, M B, Smits, J A J, Emmelkamp, P M G (2015). A meta-analysis of the efficacy of acceptance and commitment therapy for clinically relevant mental and physical health problems. Psychotherapy and Psychosomatics, 84(1), 30-36. https://doi.org/10.1159/000365764
  6. Twohig, M P, Levin, M E (2017). Acceptance and Commitment Therapy as a Treatment for Anxiety and Depression: A Review. Psychiatric Clinics of North America, 40(4), 751-770. https://doi.org/10.1016/j.psc.2017.08.009
  7. Witkiewitz, K, Bowen, S, Douglas, H, Hsu, S H (2012). Mindfulness-based relapse prevention for substance craving. Addictive Behaviors, 38(2), 1563-1571. https://doi.org/10.1016/j.addbeh.2012.04.001
  8. Cookson, C, Luzon, O, Newland, J, Kingston, J (2020). Examining the role of cognitive fusion and experiential avoidance in predicting anxiety and depression. Psychology and Psychotherapy, 93(3), 456-473. https://doi.org/10.1111/papt.12233
  9. Masuda, A., Hayes, S. C., Sackett, C. F., & Twohig, M. P. (2004). Cognitive defusion and self-relevant negative thoughts: Examining the impact of a ninety year old technique. Behaviour Research and Therapy, 42(4), 477-485. https://doi.org/10.1016/j.brat.2003.10.008
Written by
Jessica Miller is the Content Manager of Addiction Help

Editorial Director

Jessica Miller is the Editorial Director of Addiction Help. Jessica graduated from the University of South Florida (USF) with an English degree and combines her writing expertise and passion for helping others to deliver reliable information to those impacted by addiction. Informed by her personal journey to recovery and support of loved ones in sobriety, Jessica's empathetic and authentic approach resonates deeply with the Addiction Help community.

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Kent S. Hoffman, D.O. is a founder of Addiction Help

Co-Founder & Chief Medical Officer

Kent S. Hoffman, D.O. has been an expert in addiction medicine for more than 15 years. In addition to managing a successful family medical practice, Dr. Hoffman is board certified in addiction medicine by the American Osteopathic Academy of Addiction Medicine (AOAAM). Dr. Hoffman has successfully treated hundreds of patients battling addiction. Dr. Hoffman is the Co-Founder and Chief Medical Officer of AddictionHelp.com and ensures the website’s medical content and messaging quality.

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