Essays on the science, the mechanism, and what it means. Grounded in research — willing to go where the research points.
These essays are where the ideas get to breathe. Some are arguments. Some are questions. All of them are trying to describe something real.
How the nervous system is actually built — what it's doing before you're aware of any of it.
Your brain never receives experience directly. Everything arrives already interpreted — already filtered through a model of what was expected. The free energy principle, plain language.
Prediction error enters the interoceptive network. The salience network fires. Subcortical regions add urgency, valence, action readiness. By the time pressure reaches awareness, it has already been shaped by prior experience. This is the mechanism.
The DMN is not a resting state. It is continuously running your self-concept, your social world, your autobiographical narrative, and your predictions about what signals mean. It decides what you're feeling before you do.
Anil Seth's argument: perception is a controlled hallucination, not a window onto reality. What that means for how we understand suffering, stuck patterns, and what contact actually is. With Friston, this is the complete picture of why insight isn't enough.
What the nervous system constructs from raw signal — and how those constructions become the world you live in.
Lisa Feldman Barrett's argument in plain language. Emotions are not hardwired readouts from the body. They are constructed predictions — built in real time from interoceptive signal and prior concepts. Emotion labeling is not neutral. It is generative.
Barrett showed us emotion is constructed. Friston showed us the self is a prediction. Neither asked what it costs. On the three seams language creates between the body, the self, and the world — and why the house of mirrors is recursive.
Identity priors are not beliefs you hold — they are the ground you stand on. The functional identity prior can be examined. The premise cannot. Understanding the difference is the beginning of knowing which interventions can actually reach the pattern.
Clinically significant · In development
Viability, Bonds, Autonomy, Orientation — the four things the nervous system is always tracking. Pressure is not random. It points toward a constraint being threatened. Learning to read which one changes what you can actually do.
What happens when the DMN simulation is so convincing that you can't feel the gap between it and the signal underneath. The clinical problem underneath rumination, identity rigidity, and the loop that insight alone cannot break.
What actually updates the nervous system — and why most of what we try doesn't reach the level where the pattern lives.
Allostasis is not homeostasis. The body doesn't return to a baseline — it predicts forward. The tank concept grounded properly: why depletion compounds, why rest is mechanistically necessary, and why capacity is a clinical variable not a comfort measure.
Social baseline theory: the nervous system evolved to treat proximity to trusted others as a metabolic resource. Isolation doesn't just feel hard — it raises the cost of everything. Why relationship is the mechanism, not just the context.
What's easy (DMN narrative), what's hard (interoceptive priors), what reconsolidation actually requires. The distinction between insight and update. Why the prior has to be live, and why something incompatible has to land at the right level. The whole mechanism.
A taxonomy: what does CBT update? ERP? IFS? EMDR? Somatic work? All of them are doing prior update work — they just reach different layers at different speeds, requiring different conditions. Understanding the mechanism explains why each approach works when it does and fails when it doesn't.
Clinically significant · In development
The stories, words, and cultural frames that shape the nervous system — and the ones that make it worse while claiming to help.
Two words. The whole thing. Attunement is not empathy, not validation, not a warm tone. It is awareness that cares — noticing what is here and orienting toward it rather than managing it. This essay defines the difference and why it matters clinically.
Analysis updates the story. It does not update the signal. The specific trap of using your most sophisticated tool — language and reasoning — to solve a problem that lives upstream of where language reaches.
Animals don't have emotions. They have motion. The deer doesn't feel fear and then run. Language created the observer. The noun created the gap. And we have been handing children the gap along with the word — teaching them, without meaning to, to be afraid of their own bodies.