ISTDP Hub · Comparison
ISTDP vs CBT
Both are evidence-based. Both are structured. But they work in fundamentally different ways — and produce different results for different presentations. This is an honest comparison, not a sales pitch.
The Core Difference
Cognitive Behavioural Therapy (CBT) works primarily with thought. The premise is that distorted or unhelpful thinking patterns drive emotional distress — and that challenging and replacing those thoughts will reduce the distress. It is a top-down approach: cortex to body.
ISTDP works primarily with feeling and the body. The premise is that emotional distress is driven by feelings that haven't been safely experienced — and that the anxiety and defenses that block those feelings are what sustain the symptoms. It is a bottom-up approach: body to cortex.
Many people arrive at ISTDP after CBT has helped — but incompletely. They can identify their cognitive distortions. They know the thought is irrational. The feeling remains unchanged. This gap is what ISTDP is designed for.
Side-by-Side Comparison
| — | CBT | ISTDP |
|---|---|---|
| Primary focus | Thought patterns and beliefs | Feelings, anxiety, and defense mechanisms |
| Mechanism of change | Cognitive restructuring; behavioural experiments | Experiencing core emotions directly in the body |
| Direction | Top-down: mind shapes emotion | Bottom-up: body leads, mind follows |
| Session structure | Structured agenda; homework between sessions | Follows the patient's activation in real time |
| Therapist role | Collaborative teacher / guide | Active clinical partner, closely monitoring body signals |
| Duration | Typically 8–20 sessions (protocol-dependent) | Variable; some resolution in 1–4 sessions, complex cases longer |
| Best evidence for | OCD, specific phobias, health anxiety, panic disorder | Treatment-resistant depression, complex anxiety, medically unexplained symptoms, character pathology |
| Less suited for | Presentations where insight is present but change doesn't follow | Presentations needing specific skills training (e.g. OCD with clear compulsions) |
| Available online | Yes | Yes — equally effective |
When CBT Is the Better Choice
ISTDP is not right for everyone, and we won't pretend otherwise. CBT is the better-evidenced choice for:
- Obsessive-compulsive disorder with clear compulsive rituals (where ERP is the gold standard)
- Specific phobias where graduated exposure is needed
- Health anxiety with a strong cognitive component
- Panic disorder where psychoeducation and breathing retraining are the primary levers
For these presentations, CBT has the strongest trial evidence and the clearest protocol. Choosing ISTDP instead would not be in your clinical interest.
When ISTDP Is the Better Choice
ISTDP tends to be the stronger choice when:
- You've already done CBT and understood your patterns intellectually — but the feelings haven't shifted
- You have long-standing depression that hasn't responded to medication or brief therapy
- You have physical symptoms (gut, tension, fatigue) with no clear medical cause
- Your relationships follow patterns you recognize but can't break
- You sense something deeper is driving the anxiety, but can't access it through talking alone
Both ISTDP and CBT are available online. If you're weighing your options and prefer to start with a conversation first, a first online consultation is a practical and commitment-free way to begin.
Book Online →Explore the ISTDP Hub
Each part of the ISTDP framework connects to the others. These pages take the next step.
Anxiety
Understand Your Anxiety Pathway
Anxiety in ISTDP is a signal, not a disorder. It always points toward something — a feeling that hasn't reached awareness yet. This page maps the three distinct ways anxiety discharges through the body, and includes an interactive tool to help you identify which pathway is most active for you.
Explore anxiety →Defenses
Recognise Your Defense Mechanisms
Defenses are intelligent strategies — built in childhood, still running in adulthood. They keep the anxiety manageable and the feelings at bay. But they come at a cost. This page explains the ten most common patterns and includes a self-reflection quiz to help you spot which ones dominate for you.
Explore defenses →Emotions
Why Feelings Matter — Core Emotions Wheel
Anxiety is always a response to a feeling that hasn't surfaced. But what exactly is a core feeling, and how do you distinguish it from a thought, a mood, or a narrative? This page introduces the primary emotional landscape, with an interactive wheel of core emotions and a plain explanation of why access to them — not just understanding — is what produces change.
Explore emotions →Attachment
Your Attachment Style and the Patterns It Created
The anxiety-defense pattern you carry today was built inside your earliest relationships. Depending on how caregivers responded to your feelings, you developed a characteristic way of managing closeness and emotional expression. This page explains the four attachment styles and includes a self-reflection tool to help identify which patterns feel familiar.
Explore attachment →Not Sure Which Approach Is Right for You?
A first consultation is exactly for this — we look at your presentation, your history, and what has or hasn't worked before. Then we decide together.
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Psychological Assessment
Sylwia Latacz — Licensed Psychologist
Psychological assessment, psychodiagnostics, and psychotherapy with an OPP-registered psychologist (No. 31224) — in English, Polish, and Portuguese.
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Working Through It Together
EFT and dynamic-informed couples therapy for partners navigating conflict, distance, or major life transitions — in Lisbon or online.
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