What Is Trauma-Informed Therapy?
By David Hennessy, Clinical Psychologist, Varsity Lakes, Gold Coast, QLD
Understanding Trauma-Informed Therapy
Trauma-informed therapy is an approach to psychological care that recognises the widespread impact of trauma and the many ways it can influence emotions, thoughts, behaviours, physical health, relationships, and day-to-day functioning [1–4].
Importantly, trauma-informed therapy is not a single therapy technique. Rather, it is a framework that guides how therapy is delivered. The emphasis is on creating safety, trust, collaboration, choice, and empowerment while recognising that many people have experienced overwhelming events or prolonged periods of adversity [1, 4].
Trauma-informed therapy can be relevant for people with diagnosed post-traumatic stress disorder (PTSD), complex PTSD, anxiety, depression, chronic stress, grief, adjustment difficulties, relationship challenges, or emotional regulation difficulties. It can also be helpful for people who do not identify with the term trauma but recognise that past experiences continue to affect their lives.
What Is Trauma?
Trauma occurs when an experience overwhelms a person’s ability to cope and leaves a lasting impact on emotional, physical, cognitive, or relational functioning [1, 5].
Trauma can result from:
- Serious accidents
- Physical assault
- Sexual assault
- Domestic violence
- Childhood abuse or neglect
- Bullying
- Workplace incidents
- Medical procedures or serious illness
- Natural disasters
- Sudden loss or bereavement
- Exposure to violence or conflict
Trauma does not affect everyone in the same way. Two people can experience the same event and respond differently. Factors such as age, previous experiences, support systems, personality, coping skills, and ongoing stressors can all influence how a person responds [5, 6].
Trauma Is Not Just About The Event
One important development in modern trauma research is the recognition that trauma is not solely about what happened. It is also about how the mind, body, and nervous system respond to what happened [5, 7].
For example:
- Some people become hypervigilant and constantly alert for danger.
- Some withdraw from relationships.
- Some experience nightmares or intrusive memories.
- Some struggle with trust.
- Some become emotionally numb.
- Some find themselves reacting strongly to situations that appear relatively minor.
These responses are often understandable adaptations to overwhelming experiences rather than signs of weakness or personal failure.
The Shift From “What Is Wrong With You?” To “What Happened To You?”
Trauma-informed care is often summarised through a shift in perspective. Instead of only asking, “What is wrong with you?”, trauma-informed therapy also considers, “What happened to you?” [1, 4].
This does not mean people are defined by their past. Nor does it mean individuals are not responsible for their current choices. Rather, it recognises that understanding a person’s experiences can help make sense of current patterns and guide more effective support.
Core Principles Of Trauma-Informed Therapy
Although models vary slightly, trauma-informed care commonly incorporates several key principles [1, 4].
Safety
People are more likely to engage in therapy when they feel emotionally and physically safe. Safety includes predictability, respect, clear boundaries, transparency, cultural safety, and emotional safety.
Trustworthiness
Trust is often affected by traumatic experiences. Consequently, trauma-informed therapy aims to provide clear information about the therapy process and maintain consistency wherever possible.
Choice
Trauma frequently involves experiences where control was lost. As a result, trauma-informed therapy places importance on informed consent and meaningful choices throughout treatment.
Collaboration
Therapy works best when psychologist and client work together. The psychologist contributes clinical knowledge, while the client contributes lived experience and personal expertise.
Empowerment
Trauma can leave people feeling powerless. Therefore, therapy seeks to build confidence, strengthen existing abilities, and support people to make choices consistent with their values and goals.
Trauma-Informed Therapy And The Nervous System
Trauma research has highlighted the important role of the nervous system in understanding trauma responses [5, 7]. When people encounter danger, the nervous system prepares the body to survive.
Common survival responses include:
- Fight
- Flight
- Freeze
- Fawn, such as people-pleasing or appeasing
- Shutdown or collapse
These responses are automatic and often occur outside conscious awareness. For some people, the nervous system remains highly sensitive long after the original danger has passed. Consequently, situations that are objectively safe may still trigger powerful emotional or physical reactions.
Trauma-informed therapy often includes helping people understand these responses and develop strategies to regulate their nervous system more effectively.
Trauma-Informed Therapy Is Not The Same As Trauma Processing
A common misconception is that trauma-informed therapy requires people to discuss traumatic experiences in detail. In reality, trauma-informed therapy and trauma processing are different concepts.
Trauma-informed therapy refers to the overall approach used throughout care. Trauma processing refers to specific interventions that directly target traumatic memories and meanings [6].
For some people, trauma processing may become an important part of therapy. For others, therapy may focus primarily on emotional regulation, sleep, relationships, boundaries, anxiety management, self-compassion, building daily routines, or returning to meaningful activities.
What Happens During Trauma-Informed Therapy?
Therapy typically begins by understanding current concerns and goals. This may include discussing symptoms, stressors, relationships, work or study, sleep, physical health, coping strategies, strengths, and supports.
Depending on the person’s needs, therapy may also involve:
- Psychoeducation about trauma
- Grounding strategies
- Emotional regulation skills
- Mindfulness-based techniques
- Behavioural activation
- Communication and boundary skills
- Self-compassion practices
- Values clarification
- Trauma-focused interventions when appropriate
The pace of therapy is adjusted to the person’s circumstances and readiness. This steady approach can help reduce unnecessary overwhelm while still supporting meaningful change.
What Conditions May Benefit From A Trauma-Informed Approach?
Trauma-informed therapy may be relevant for:
- PTSD
- Complex PTSD
- Anxiety disorders
- Panic disorder
- Depression
- Grief and loss
- Adjustment difficulties
- Chronic stress
- Chronic pain
- Relationship difficulties
- Emotional regulation difficulties
- Dissociative symptoms
- Workplace trauma
- Childhood adversity
Importantly, trauma-informed care can also improve the experience of therapy for people whose primary concern is not trauma.
What Does The Research Say?
Trauma-informed care has received increasing attention across health, mental health, education, and community services [8, 9]. Research suggests trauma-informed approaches can improve engagement, perceived safety, and psychological outcomes in some settings [8].
For PTSD specifically, strong evidence supports trauma-focused psychological therapies such as trauma-focused CBT and EMDR [2, 6]. Australian guidelines recommend evidence-based trauma-focused therapies while also emphasising the importance of safety, readiness, and individual circumstances [2].
Trauma-informed therapy is therefore best understood as a framework that supports effective psychological treatment rather than a stand-alone intervention.
Trauma-Informed Therapy And Psychological Recovery
Recovery rarely follows a straight line. Many people experience periods of progress alongside periods of difficulty.
Trauma-informed therapy aims to support people in developing:
- Greater self-understanding
- Emotional regulation skills
- Improved relationships
- Increased confidence
- Greater flexibility in responding to challenges
- Stronger engagement in meaningful activities
For some people, improvement is reflected in fewer symptoms. For others, improvement may involve living a fuller and more meaningful life despite ongoing challenges.
Frequently Asked Questions
Does Trauma-Informed Therapy Mean I Have PTSD?
No. Many people benefit from trauma-informed therapy without meeting criteria for PTSD.
Do I Need To Talk About My Trauma?
Not necessarily. Therapy can begin with current concerns, coping strategies, and practical goals.
Is Trauma-Informed Therapy Evidence-Based?
Yes. Trauma-informed care is supported by a growing body of research and is widely recommended across health and mental health settings [1, 8, 9].
Can Trauma-Informed Therapy Be Combined With Other Therapies?
Yes. Trauma-informed principles can be integrated with CBT, ACT, EMDR, mindfulness-based approaches, and other evidence-based therapies.
Related Services
References
- Substance Abuse and Mental Health Services Administration. (2014). SAMHSA’s concept of trauma and guidance for a trauma-informed approach (SMA 14-4884). U.S. Department of Health and Human Services. https://store.samhsa.gov/product/SAMHSA-s-Concept-of-Trauma-and-Guidance-for-a-Trauma-Informed-Approach/SMA14-4884
- Phoenix Australia. (2020). Australian guidelines for the prevention and treatment of acute stress disorder, posttraumatic stress disorder and complex PTSD (2nd ed.). Phoenix Australia Centre for Posttraumatic Mental Health. https://www.phoenixaustralia.org/australian-guidelines-for-ptsd/
- Phoenix Australia. (2025). Trauma-informed practice resources. Phoenix Australia Centre for Posttraumatic Mental Health. https://www.phoenixaustralia.org
- Australian Institute of Family Studies. (2024). Principles for doing trauma-informed research and program evaluation. Australian Government. https://aifs.gov.au/resources/practice-guides/principles-doing-trauma-informed-research-and-program-evaluation
- van der Kolk, B. A. (2015). The body keeps the score: Brain, mind, and body in the healing of trauma. Penguin Books.
- Bisson, J. I., Berliner, L., Cloitre, M., Forbes, D., Jensen, T. K., Lewis, C., Monson, C. M., Olff, M., Pilling, S., Riggs, D. S., Roberts, N. P., & Shapiro, F. (2019). The International Society for Traumatic Stress Studies new guidelines for the prevention and treatment of posttraumatic stress disorder: Methodology and development process. Journal of Traumatic Stress, 32(4), 475–483. https://doi.org/10.1002/jts.22421
- Porges, S. W. (2011). The polyvagal theory: Neurophysiological foundations of emotions, attachment, communication, and self-regulation. W. W. Norton & Company.
- Han, H. R., Miller, H. N., Nkimbeng, M., Budhathoki, C., Mikhael, T., Rivers, E., Gray, J., Trimble, K., Chow, S., & Wilson, P. (2021). Trauma-informed interventions: A systematic review. PLOS ONE, 16(6), Article e0252747. https://doi.org/10.1371/journal.pone.0252747
- Ranjbar, N., Erb, M., Mohammad, O., & Moreno, F. A. (2020). Trauma-informed care and cultural humility in the mental health care of people from minoritised communities. Focus, 18(1), 8–15. https://doi.org/10.1176/appi.focus.20190027
