Understanding the therapeutic relationship in acceptance and commitment therapy

One of the most powerful aspects of acceptance and commitment therapy (ACT) lies in the therapeutic relationship. In fact, many of us find that the relationship itself can play as significant a role as any specific technique or intervention. However, in ACT, the therapeutic relationship takes on a unique meaning, shaping both the practitioner and the client in profound ways.

The importance of the therapeutic alliance

Plenty of research consistently highlights the significance of the therapeutic alliance in achieving meaningful client outcomes. This relationship, often measured through factors such as tasks, goals, and bonds, serves as the foundation for collaboration in therapy. While these elements are undeniably essential, there seems to be more at play; something deeper, intangible, and often unmeasurable.

At the heart of this relationship is an exchange that creates a sense of safety, connection, and mutual understanding of the client’s pain. ACT practitioners are not only helping clients navigate their suffering but also guiding them towards a life of purpose amidst the challenges. Over time, research has shown that this alliance is both moderately strong and consistently robust across therapeutic approaches, reinforcing the importance of encouraging this space for connection.

ACT’s six core processes and the relationship

In ACT, the therapeutic relationship intertwines seamlessly with the six core processes. These processes; contacting the present moment, acceptance, defusion, self-as-context, values, and committed action, cannot truly exist in isolation. How they are delivered within the relationship can significantly impact their effectiveness.

For example, sometimes therapy calls for stepping back from specific interventions and simply meeting the client as a fellow human being. At other times, an ACT practitioner might focus more directly on applying techniques to support the client’s growth. Either way, the relationship itself becomes the container that holds and facilitates these core processes.

One powerful phenomenon in ACT is how we, as practitioners, are also being shaped by our clients. This process of bidirectional behavioural shaping is fundamental yet often overlooked. While we dedicate ourselves to shaping and supporting clients, we must also pay attention to the ways in which their emotions, behaviours, and energy influence our own internal experiences.

The role of bidirectional shaping

ACT encourages practitioners to observe their internal processes as they engage in therapy and to use that information wisely. For instance, if a client frequently elicits a particular emotional response in us, it’s vital to ask, “What is this about? How does it relate to the relational dynamic?”

This awareness ensures that we remain responsive and attuned to the interplay of emotions and experiences in therapy rather than operating on autopilot. While some internal responses may stem from our own past experiences and need to be compartmentalised, others might contain valuable clues about what is happening in the therapeutic relationship.

A practical example: Reluctance in action

Consider the example of a supervisee working with a client who seemed hesitant and reluctant. The therapist, in turn, noticed a persistent feeling of reluctance arising within themselves during sessions. Upon further reflection, they discovered how this mutual reluctance had created a subtle yet significant barrier in the therapy.

Addressing this dynamic became an important step forward. By acknowledging and exploring the shared reluctance in the room, the therapist and client were able to break through this invisible barrier. For instance, the therapist might say, “I’m noticing some reluctance in myself to say certain things. Do you feel anything like this? Is there reluctance you’re experiencing in this moment?”

Through this process, the therapist not only deepened the conversation but also modelled a way to confront and move through that reluctance, a skill the client could take into their daily life.

 

Using the relationship as a tool for change

The therapeutic relationship is not just a backdrop for applying interventions; it is itself a tool for change. By remaining present with our clients, tuning into our own reactions, and engaging in open dialogue about the shared experience, we can leverage the relationship to create meaningful shifts.

ACT invites us to use the six core processes in the context of this relationship: to notice when barriers like reluctance emerge, to connect with clients at a human level, and to hold space for both the challenges and the possibilities that exist.

Ultimately, the therapeutic relationship in ACT is about more than technique; it’s about presence, connection, and the courage to pay attention to what unfolds in real-time. By fully embracing the relational exchange, we can empower clients to live lives aligned with their values, while growing and learning as practitioners ourselves.

Quick tip – Take a moment to reflect:
  • How are your clients shaping you?
  • How does your response to their experiences shape the therapy?
  • How might the therapeutic relationship itself be a pathway to profound transformation?

 

Join us this October for a training session “The heart of acceptance and commitment therapy” with renowned ACT specialist Dr Robyn Walser. Learn how to move beyond foundational techniques and work at the level of process, function, and genuine therapeutic presence.

 

Upcoming live training

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ACT for adolescents: an intermediate training

Louise Hayes
10th - 18th Jun 2026
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