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Understanding Intrusive Thoughts Service (UITS)
Explore insights on intrusive thoughts through our dedicated blog. Discover strategies for clinicians and parents to better understand and intervene effectively in these challenging experiences.
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When Parents Stop Recognising Themselves in OCD Work
Whenever I find myself working with an adolescent and their family where OCD has begun to take hold, there is a point in the work that arrives with a certain predictability. A parent, often after a period of careful listening and reflection, will ask what they should actually do. By then they usually understand the reassurance seeking cycle. They can see how they’ve been drawn into it, how their responses, given with care, have also been maintaining something that no one real

marcuslewton
Apr 273 min read


“What if it’s something serious?!”
My experience of health and illness anxiety in adolescents has gradually moved me away from thinking of it as a primarily cognitive problem. This was not where I started. My clinical training pointed clearly in a different direction, and for good reason. The cognitive model of health anxiety is a genuinely compelling one. The account offered in texts like the Oxford Guide to Cognitive Behavioural Therapy, and in the broader clinical literature, makes a strong case: that what

marcuslewton
Apr 273 min read


What Are We Talking About When We Say Anxiety?
Anxiety has become a word that seems to explain everything and, in doing so, risks explaining very little. In clinical practice, we may be too quick to name it and then move to reduce it, without asking what it is doing or how the mind is using it.

marcuslewton
Apr 245 min read


Advanced Training in OCD with Adolescents
Adavanced training in OCD. For those clinicians who need a fresh perspectove beyond CBT\ERP I am offering something for 2027. An additional lens for thinking about OCD. Practical. Hand-on training.

marcuslewton
Mar 282 min read


Thought Action Fusion and Infancy Mechanism
I stay mindful of a young person’s emotional world before naming thinking biases like Thought Action Fusion. Moving too fast risks missing the intensity of what they live with. I do not teach them developmental theory, but I might describe how fused their inner and outer world feels. This lets me validate their experience before shifting toward cognitive work.

marcuslewton
Mar 243 min read


When Evidence Meets the Room: A Response to the BMJ Review on OCD
It describes what works. But not when it becomes possible.
In the clinic, ERP rarely fails because of effort. It fails when the thought is too close.
For some, there is enough distance to approach it. For others, there isn’t.
The issue is not motivation.
It is whether there is space in the mind for the work to begin.

marcuslewton
Mar 223 min read


Obsessional Neurosis to OCD: A Short Conceptual Bridge
New OCD treatments appear every decade, but the core clinical patterns have been recognised for over a century.

marcuslewton
Mar 143 min read


Understanding Intrusive Thoughts and Compulsions in Adolescents Release on June 25th
New book release

marcuslewton
Feb 223 min read


Adolescent Geography
Conversations with Child Psychotherapists

marcuslewton
Oct 20, 20257 min read


Beyond Right or Wrong: Two Hidden Structures Beneath OCD
Some obsessions protect. Others protest. OCD isn’t always about fear—it’s sometimes the mind trying to break free.

marcuslewton
Jun 21, 20253 min read


The Illusion of Efficacy
Even after 8–10 years of ERP, most don’t recover. The data is clear. So why are we still treating OCD like a procedural problem?

marcuslewton
Jun 19, 20252 min read


Perverse Thoughts in Adolescents: A Clinical Note on Intrusion
Not all dark thoughts in adolescence are perverse. Some are collapse. Know the difference—and listen for structure, not content.

marcuslewton
Jun 16, 20254 min read


Many in Government Think a Child’s Mind Is a Datapoint
To many in government, a child’s mind is a datapoint. But some suffering isn’t measurable—it’s symbolic, not yet sayable, still surviving.

marcuslewton
Jun 16, 20251 min read


What Metacognitive Exposure and Response Prevention Is Teaching Us (That Bion Already Knew)
MERP teaches us something Bion knew all along: we must think about thought—not just resist it—if we are to metabolise experience.

marcuslewton
Jun 15, 20251 min read


Digital OCD: The Untheorised Ritual
Digital compulsions in teens aren’t just screen habits—they’re modern rituals of doubt, fear, and obsessive certainty-seeking. #OCD

marcuslewton
May 31, 20254 min read


Treating OCD
Why clinicians must rethink OCD: key insights for psychologists, therapists, and counsellors treating obsessive-compulsive distress in young

marcuslewton
May 31, 20253 min read


Listening to Psychic Architecture: A Reflective Practice
Listening to psychic architecture means attuning to deep emotional structures beneath symptoms—containment, presence, warmth, care.

marcuslewton
May 4, 20255 min read


“Do They Really Need to Understand It?”
Can we treat OCD without understanding it? A fictional debate between two clinicians explores timing, structure, and symbolic readiness.

marcuslewton
Apr 21, 20255 min read


The House, the Bunker, and the Panic Room
What if OCD isn’t one condition, but four psychic positions? A new way to understand rituals, retreat, and recovery in young people.

marcuslewton
Apr 18, 20253 min read


Uninterpretable States: How to Stay With What Refuses to Mean
Not every silence needs decoding. Some states refuse meaning. This lecture teaches how to stay when the symbol won’t come.

marcuslewton
Apr 11, 20254 min read
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