There is a theory loose in the neurodivergent-writing world this week, and it deserves a fair hearing and a hard look, which sound like the same thing and are in fact opposites. The theory holds that AuDHD is best understood not as a neurodevelopmental condition but as neurocomplex trauma—the developmental residue of a sensitive, high-capacity brain maturing under years of cumulative overwhelm.
The appeal is instant, and some of it is thoroughly earned. The framework takes the mismatch a neurodivergent person lives inside — sensory, social, executive, and unrelenting in the way only a background hum can be unrelenting — and treats the resulting distress as an intelligible adaptation rather than a grab-bag of deficits filed under separate letters of the alphabet by a committee that never met the patient. That is far closer to how neurodivergent people actually narrate their own lives than the deficit model has managed in its entire career. It squares with what we know about how chronic stress sculpts a developing nervous system. And it has real scaffolding underneath it: the literature on allostatic load, the accumulated bodily wear of a stress response left idling in the red for years, gives the idea a spine (McEwen, 1998). So does the well-documented overlap between autistic burnout and the vocabulary of trauma (Raymaker et al., 2020).
But a theory this attractive has to be held at arm’s length precisely because it is attractive, the way you keep one hand flat on your wallet in a market where everyone is suddenly, warmly, your friend. Let it in unexamined and it slides from insight into confusion, and this particular confusion is not a harmless academic muddle. It is paid for in years.
Consider the causal direction first, because the entire structure balances on it like a wardrobe on one castor. To say a neurodivergent brain develops under cumulative overwhelm, and is shaped by it, is defensible and probably true. To say trauma causes AuDHD is neither. The evidence points to neurodevelopmental differences with a substantial heritable component, present and correct before the mismatch has clocked on for its first shift. The mismatch shapes how those differences are lived, and how much they cost to carry through a day. It does not summon them out of an untroubled void. Collapse that distinction and you have quietly reanimated one of the oldest and cruellest ideas in the field — that autism is something done to a child rather than a way a child is—the refrigerator mother exhumed, given a fresh coat of paint and a reading list, and sent back out to do exactly the same damage in kinder language.
Then there is the clinical cost, which obligingly runs in both directions at once, like plumbing installed by someone with a grudge. Treat every autistic trait as a buried trauma response and you send the patient spelunking for a wound that was never there, head-torch on, while the accommodations that would genuinely help sit gathering dust on a shelf nobody is looking at. Treat every trauma response as latent neurodivergence and you hand someone a lifelong identity when what they actually needed was to name an injury, grieve it, and set the thing down. Precision here is not pedantry, whatever the person losing the argument usually calls it. It is the difference between the help that fits and the help that merely flatters, and only one of those ever gets anybody home in time for dinner.
What survives the interrogation is the quieter, sturdier claim, the one still standing when the exciting one has been led away—and it is worth keeping, because it earns its board. It is that the distress around neurodivergence is very often a cumulative-stress phenomenon, even when the neurodivergence itself is constitutional. That version does real labour. It explains why so many people do not come apart in childhood, tidily, on schedule, but in their forties and fifties, after decades of high-functioning compensation finally outrun the reserves that were quietly funding the performance. It reframes the ‘sudden’ breakdown as what it always was: a long and entirely predictable arithmetic of accumulation, presented at last with the bill, plus interest, plus a late fee. And it points squarely at the interventions the deficit model cannot even see from where it insists on standing—load reduction, environmental fit, genuine recovery—rather than prescribing another lap of try harder to a brain already running flat out with the needle in the red.
The tornado-and-sticky-note image doing the rounds this week gets there in a single line where the theory needs a paragraph and two diagrams. The problem was never that the person ought to have written more neatly. The problem is a mismatch between one particular brain and one particular world, and a mismatch, unlike a broken brain, can be redesigned from either side of the join. That is not a small distinction. It is the difference between a life spent repairing yourself and a life spent, at last, rearranging the furniture.
So hold the strong claim loosely and the modest claim firmly, and there is real gold here, properly mined. Reverse the grip—clutch the thrilling strong claim to your chest and wave the modest one out of the room—and you have simply swapped one reductive story for a newer one that smells nicer and fits a human being no better than the last. We do not need a kinder cage. We need, as we have needed all along, a bigger room and an honest look at who keeps building them this small.
If you recognised yourself a little too precisely in any of this, and it sits heavier than recognition, that’s worth saying out loud to someone — a GP, a person you trust, or in Australia, Lifeline on 13 11 14.
References
Dantzer, R., et al. (2008). From inflammation to sickness and depression. Nature Reviews Neuroscience, 9(1), 46–56. https://doi.org/10.1038/nrn2297
McEwen, B. S. (1998). Stress, adaptation, and disease: Allostasis and allostatic load. Annals of the New York Academy of Sciences, 840(1), 33–44. https://doi.org/10.1111/j.1749-6632.1998.tb09546.x
Raymaker, D. M., et al. (2020). “Having all of your internal resources exhausted beyond measure”: Defining autistic burnout. Autism in Adulthood, 2(2), 132–143. https://doi.org/10.1089/aut.2019.0079
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