Monotropism

Monotropism is a theory of autistic and ADHD cognition proposing that attention tends to be pulled into a small number of interests or channels at a time — a few things deeply rather than many things lightly. Its developers describe attention as a limited resource that, in a monotropic mind, flows into narrow, intense "tunnels." The model offers a single framework connecting many autistic experiences: deep focus and passionate interests, difficulty switching tasks, sensory overload, and social and communication differences. It was set out in 2005 by autistic scholars Dinah Murray, Wenn Lawson, and Mike Lesser⁠¹, and is an influential, increasingly researched theory — not a diagnosis or a clinical test.

What is monotropism?

Think of attention as a pool of interest that has to be shared out among everything competing for it. The theory of monotropism proposes that in autistic (and often ADHD) minds, that pool tends to pour into a few channels at once rather than spreading thinly across many. The result is a mind that does a small number of things intensely — an "attention tunnel."⁠^1,2

The contrast is polytropism: attention spread more evenly across many things at a lower intensity, which the theory suggests is more typical of non-autistic minds. Neither is better; they are different distributions of the same resource, each with strengths and costs.⁠^3,11

In the theory's own terms, the mind is an interest system: an interest is anything that commands a person's attention, and attention is a limited resource that different mental processes compete for.⁠² The 2005 paper argued that atypical ways of allocating attention are central to autism, and that the first two diagnostic criteria for autism in the manuals of the time can be seen to follow from the third, a restricted range of interests.⁠¹

Framed this way, several familiar autistic experiences stop looking like separate, unrelated traits and start looking like consequences of one thing:

• Deep, passionate interests — the tunnel, seen from the inside, is absorbing and rewarding.⁠²
• Difficulty switching tasks — leaving a tunnel is effortful and can be genuinely distressing, not stubbornness.⁠³
• Missing things outside the tunnel — including instructions, social cues, and internal body signals.⁠²
• Overwhelm when forced to divide attention — juggling many channels at once runs against how the attention is organized.⁠³

Who came up with monotropism?

Monotropism is an autistic-originated theory: it was developed by autistic researchers describing their own kind of mind from the inside, which is part of why it resonates so strongly within autistic communities.⁠^6,2 Throughout this page we use identity-first language ("autistic person"), which many autistic adults prefer.⁠¹²

The idea took shape over more than a decade. Dinah Murray, who had a PhD in psycholinguistics, first presented it in 1992 at an autism conference in Durham under the title "Attention Tunnelling and Autism." Wenn Lawson, diagnosed autistic in 1994, was presenting on "single focused attention" between 1995 and 1997. The two met in 1998, and with Mike Lesser, a mathematical scientist who brought an understanding of dynamical systems, they published the 2005 paper. Murray herself was assessed as autistic, with a diagnosis of Asperger's syndrome, in 2009.⁠⁶

How does monotropism explain sensory overload?

Monotropism also offers an account of why attention would shape sensory experience. It is a theoretical account rather than an established mechanism, but its logic is straightforward once you treat attention as a resource.⁠^2,8

Filtering out background input is itself a job that attention does. A non-autistic brain constantly, quietly suppresses the hum of the fridge, the tag in a shirt, the conversation two tables over — so they never reach conscious awareness. That filtering is not free; it draws on the same attentional resource as everything else.⁠²

Now concentrate most of that resource into a single tunnel. There is little left over to police the periphery. So the unattended sights, sounds, textures, and smells arrive unfiltered — raw and unmanaged — and pile up until they are overwhelming.⁠^3,11

This reframes sensory overload in a way that changes what helps. In the usual telling, overload is a story about oversensitive senses — the volume knob on hearing or touch is turned up too high. In the monotropic telling, it is a story about a shortage of spare attentional resource to filter with. The senses may be working normally; what's missing is the surplus attention that would otherwise keep the background in the background.⁠³

If overload is a resource problem rather than a sensitivity problem, the most useful accommodations are the ones that reduce competing demand on attention — fewer simultaneous inputs, more predictability, permission to stay in one channel, and recovery time after periods of divided attention — not only the ones that turn down sensory volume. Both help; the resource view predicts that the first kind matters most.⁠²

Early evidence fits parts of this picture. In the Monotropism Questionnaire study, total scores correlated strongly with the sensory reactivity subscale of an autism screening scale,⁠² and in a study of 18 autistic and 22 non-autistic adolescents, self-reported hyperfocus was related to self-reported misophonia and sensory hyperreactivity.⁠⁸ Among 2- to 4-year-olds, autistic children whose attention was slower to disengage, what researchers call sticky attention, had more caregiver-reported sensory hyper-responsiveness.⁠¹³ These are associations; none of them shows that monotropic attention causes sensory overload.

Is monotropism the same as hyperfocus or a special interest?

No, though they overlap. Monotropism is a theory about how attention is distributed across a person's interests in general; hyperfocus is a state of intense absorption in one task; a special interest is a topic that reliably draws that attention. The Monotropism Questionnaire's authors describe hyperfocus as conceptually very similar to the monotropic attention tunnel, and in the theory, interests are what guide where attention goes.⁠²

• Monotropism is a theory of cognitive style: fewer interests active at once, each drawing attention intensely. It describes a person's attention in general, not a single episode.⁠^1,2
• Hyperfocus is complete absorption in a task, to the point of appearing to tune everything else out. It is most often mentioned in connection with autism, ADHD, and schizophrenia, and researchers note that it is poorly defined, with no single agreed definition.⁠¹⁴
• Special interests are the topics that hold that attention. In a survey of autistic adults, about two-thirds reported a special interest and most had more than one, which suggests interests may not be as narrow as once described.⁠¹⁵
• Flow is a state of heightened concentration, motivation, and enjoyment, with total absorption in the present moment. Researchers have proposed an autistic flow theory because autistic accounts of daily life parallel it so closely.⁠¹⁰
• Autistic inertia is difficulty starting, stopping, or changing activities. Researchers who held focus groups with autistic adults describe it as overlapping with monotropism.⁠¹⁶

A 2026 scoping review of 43 publications on flow-like states in autism and ADHD drew the lines more sharply. Monotropism involves rigid, directed focus and tenacious engagement, whereas flow adapts flexibly to challenges; hyperfocus resembles flow in its intensity but is often involuntary and lacks clear goals; and the greatest overlap is among monotropism, hyperfocus, and autistic inertia.⁠¹⁷

How does monotropism relate to inertia, burnout and demand avoidance?

Monotropism is useful partly because it sits underneath several other things this encyclopedia covers. One mechanism, many surfaces:

• Autistic inertia. Difficulty starting, stopping, and changing activities, which autistic adults in focus groups described as outside their conscious control. The researchers who ran those groups write that inertia overlaps with the concept of monotropism,⁠¹⁶ and a 2026 scoping review of 43 publications found the greatest overlap among autistic inertia, monotropism, and hyperfocus.⁠¹⁷
• Autistic burnout. If attention runs in tunnels, then a life that constantly forces attention-switching — masking, multitasking, environments that never let you settle in one channel — is quietly expensive all day long. Sustained, forced switching depletes the resource, which is one way of understanding how burnout builds.⁠^11,9
• Demand avoidance. A demand is, in attentional terms, a request to redirect — to leave the current tunnel for someone else's. If redirection is costly, the strong resistance some autistic people feel to everyday demands becomes easier to understand as a real cost rather than defiance.⁠^2,3
• Gestalt language processing. When language is taken in as whole chunks rather than assembled word by word, the chunk is, in one reading, simply what fits through the tunnel — a unit sized to how the attention works. Researchers have also used monotropism to reinterpret other language findings, such as autistic performance on verbal fluency tasks.⁠¹⁸
• Interoception. Internal body signals — hunger, thirst, needing the bathroom, pain — sit outside the tunnel too. Deep in focus, an autistic person may not register them at all, then feel all of them at once when the focus finally breaks.⁠^2,16

Five seemingly separate experiences, one underlying account. That is what makes monotropism a framework rather than just another term.

How does monotropism relate to flow and deep focus?

It would be a mistake to read all of this as deficit. The inside of a monotropic tunnel is often where autistic people describe doing their best, happiest, most skilled work — a state close to what psychologists call flow. Qualitative research with autistic adults has described task immersion in these terms: in interviews with 24 autistic adults, accounts of immersion closely matched descriptions of flow, hyperfocus, and monotropism, and participants were glad to be immersed because they could be themselves, even when finding the balance with the rest of life was hard.⁠¹⁹

Practically, that matters for how families, schools, and workplaces respond. Protecting access to deep focus — rather than treating every intense interest as something to be limited or "balanced" — tends to support wellbeing. The cost of monotropism is mostly paid at the transitions and in environments that demand constant switching, not in the focus itself.⁠^15,10

The picture is not all positive, and the research says so. In the survey of autistic adults described above, a very high intensity of engagement with special interests was linked to lower wellbeing.⁠¹⁵ In a study of 492 adults, hyperfocus predicted poorer overall quality of life and more symptoms of anxiety and depression, although positive experiences of hyperfocus pulled in the other direction, and neurodivergent participants reported more positive experiences of it as well as more negative ones.⁠⁴ A proposed autistic flow theory treats this as a question of transitions: difficulty maintaining and leaving flow is where it locates the need for support, alongside environments that allow flow to happen.⁠¹⁰

How does monotropism show up day to day, in a child and in an adult?

Monotropism describes a tendency, not a fixed set of behaviors, and much of the evidence about daily life comes from autistic adults describing their own experience.⁠^2,19 The patterns below are what the theory predicts and what autistic people commonly report; they are not a checklist.

What can monotropism look like in a child?

In a child, the theory predicts deep absorption in a favorite activity or topic, real distress at being pulled away from it without warning, instructions that go unheard while the child is focused, and hunger, thirst, or the need for the bathroom going unnoticed until late.⁠^3,2

The laboratory evidence in young children is more mixed. An eye-tracking study of 46 autistic and 28 non-autistic children aged 2 to 4 found no evidence that the autistic children's attention was stickier overall; but among the autistic children, stickier attention went with more caregiver-reported sensory hyper-responsiveness and more sensory seeking and interests.⁠¹³

At school, the same attention style can show up as deep knowledge of one topic alongside difficulty with frequent switching between activities, which is why writers on monotropism emphasize learning through a child's own interests.⁠⁹

What can monotropism look like in an adult?

Autistic adults describe long, absorbing stretches of immersion in a task that leave little room for anything else, and difficulty starting, stopping, or switching activities, even ones they want to do.⁠^19,16 In one focus-group study of 32 autistic adults, basic needs such as drinking or going to the toilet could be left unmet until they became desperate.⁠¹⁶

Conversation can be harder than it looks from outside. Fergus Murray, an autistic writer on the theory, describes how being unable to process multiple channels of input makes the combination of spoken words, body language, and eye contact tremendously challenging.⁠³ At work, noise, interruptions, and constant task-switching all draw on the same limited attention.⁠²

An analysis of nearly 10,000 comments in autistic communities on Reddit describes the same pattern from the inside: inertia that runs to "all or nothing" extremes, with joyful and often highly disabling effects.⁠¹¹

Monotropism vs. ADHD hyperfocus: how do they differ and overlap?

They are different kinds of thing. Monotropism is a theory of how attention is allocated across a person’s interests in general;⁠¹ hyperfocus is a state of complete absorption in one task, most often mentioned in connection with autism, ADHD, and schizophrenia.⁠¹⁴

Monotropism was developed as a theory of autism, but people with ADHD often recognize themselves in it, and the early data point the same way. In the Monotropism Questionnaire study, having ADHD and being autistic were each associated with higher scores.⁠² Fergus Murray and Sonny Hallett report that preliminary results suggest each is strongly correlated with monotropism, especially in combination, while stressing that much of what they say about ADHD is necessarily speculative.⁠²⁰

Hyperfocus is the clearest overlap. In a questionnaire study of 492 adults (122 with ADHD only, 130 autistic only, 141 with both, and 99 with neither), hyperfocus and inattention were both elevated in every neurodivergent group and went together, which the authors read as a shared, trans-diagnostic difference in how attention is regulated.⁠⁴ Earlier work had found that adults with more ADHD symptoms report more frequent hyperfocus at school, in hobbies, and during screen time.⁠²¹

Hyperfocus and distractibility in the same person can look like a contradiction. Murray and Hallett describe inattention as profound difficulty steering attention in directions that do not align with current interests, and suggest that inattention and hyperactivity may share roots with their apparent opposites, such as hyperfocus and inertia.⁠²⁰ A 2026 scoping review reached a similar view: attention in autism and ADHD might be more dynamic than previously believed, with potential for transitions between hyperfocus, inertia, and flow-like states.⁠¹⁷ For the ADHD side of the overlap, see ADHD in adults and how autism, sensory processing, and ADHD overlap.

Is monotropism a diagnosis, and is there a monotropism test?

No, monotropism is not a diagnosis. It is a theory of how attention is allocated,⁠¹ it is not part of the DSM-5 or ICD-11 criteria for autism,⁠^22,23 and the research questionnaire that measures it is not an autism assessment.⁠⁷

There is a genuine research instrument: the Monotropism Questionnaire (MQ), developed and validated by a team including several autistic researchers and set out in a 2023 preprint. Its items were generated by autistic adults, and it shows the expected relationships — autistic and ADHD respondents tend to score higher.⁠²

The questionnaire has 47 statements, and responses are averaged into a score from 1 to 5, with higher scores meaning more monotropic. In the development study, 1,110 people completed it online (756 autistic, 354 not), and scores correlated strongly with two short autism screening measures, the RAADS-14 and the AQ-10.⁠²

What does the questionnaire measure?

Statistical analysis grouped the items into eight factors: special interests; rumination and anxiety; need for routines; environmental impact on the attention tunnel; losing track of other things when focusing on special interests; struggle with decision-making; the anxiety-reducing effect of special interests; and managing social interactions.⁠² The authors link the attention-tunnel factors to the disruptive effect of unexpected or sensorily demanding input during focus, the calming effect of quiet, predictable surroundings, and time, outside events, and body signals going unnoticed during focus; they link difficulty with decisions to autistic inertia.⁠²

Two things its own authors are careful about, and so are we:

• The MQ measures monotropism, not autism. It is not a diagnostic test, and a high score is not a diagnosis. The researchers have specifically pushed back on it being treated as a new autism assessment.⁠⁷
• Because it is a validated instrument tied to a research program, the responsible thing is to point you to the real questionnaire rather than to a look-alike. We have deliberately not built our own "monotropism quiz." If you want to explore the concept with a proper measure, use the researchers' own resources.

Fergus Murray, one of the questionnaire's authors, puts it plainly: the MQ "is really not an autism assessment as such," and it is too early to say whether all autistic people are monotropic, or whether all monotropic people are autistic.⁠⁷ The authors also set out the study's limits: the participants, and the autistic adults who wrote the items, were predominantly White and highly educated; the online format may have been inaccessible to autistic people with intellectual disabilities; and test-retest reliability was not assessed.⁠²

What does research say about monotropism, and what is unproven?

Monotropism began as theory, not data. The foundational 2005 paper, "Attention, monotropism and the diagnostic criteria for autism," argued that a single difference in how attention is distributed could account for the varied features listed in autism diagnostic criteria. For years afterward the idea lived mainly within autistic communities and writing rather than in the empirical literature.⁠^1,2

That has begun to change. The 2023 development and validation of the Monotropism Questionnaire gave the theory a measurable form and showed it correlates with autistic traits and relates to ADHD as well.⁠² A 2024 trans-diagnostic study examined attention, hyper-focus, and monotropism across autistic, ADHD, and general-population groups, and qualitative work has documented the flow-like immersion the theory predicts.⁠^4,19

What has not been shown matters just as much. A 2025 study compared questionnaires with laboratory measures in 18 autistic and 22 non-autistic adolescents. The autistic participants reported more hyperfocus, and their caregivers agreed, but the groups did not differ on the event-related brain potentials used to index hyperfocus, and the different kinds of attention measures were generally unrelated to one another. The authors suggest that highly controlled laboratory tasks may struggle to capture real-world autistic attention.⁠⁸

Several other questions remain open. The questionnaire's development study is a 2023 preprint whose authors call for further testing across demographic and diagnostic groups.⁠² None of the studies described here tests cause and effect: they are surveys, interviews, reviews, and cross-sectional comparisons, so they cannot show that monotropism causes sensory overload, burnout, or inertia.⁠^2,4,8,17 And monotropism is not part of the DSM-5 or ICD-11 diagnostic criteria for autism.⁠^22,23

How to hold it. Monotropism is a theory or model of autistic cognition — long influential, intuitively powerful for many autistic people, and now gaining empirical support. It is not a settled clinical fact, not part of formal diagnostic criteria, and not a substitute for assessment. It is best used as a lens that makes autistic experience easier to understand and support, held with appropriate humility about what is still being tested.

How can parents, teachers, and employers work with a monotropic mind?

The theory's practical message is to work with a person's focus rather than against it. Writers on neuro-affirmative support describe this as joining the autistic person in their attention tunnel rather than trying to get them to come out, and aligning support with their interests; for monotropic people, they note, shifting attention between multiple tasks or topics can be challenging and mentally exhausting.⁠⁹ Much of the practical advice below comes from autistic adults' own accounts rather than from controlled trials.⁠^16,11

What helps at home?

• Warn before a change of activity. Where you can, let the current task reach a natural stopping point; transitions into and out of deep focus are where the difficulty concentrates.⁠^10,9
• Join the interest instead of competing with it. Use it as the way into new skills and conversations.⁠⁹
• Build body-signal reminders into routines. Drinks, meals, and bathroom breaks can go unnoticed during long focus, and autistic adults describe routines as making daily tasks easier because they no longer have to think about them as hard.⁠^16,11,2
• Expect prompts to help and grate at once. Autistic adults describe instructions and prompts from other people as helpful for getting started, but also as "annoying and jarring."⁠¹¹
• Keep somewhere quiet and predictable. One of the Monotropism Questionnaire's factors captures the positive effect of quiet, predictable surroundings on focus.⁠²

What helps at school?

• Teach through the interest. Dinah Murray wrote that support must include a learning environment in which autistic children are motivated to learn through their own explorations, with a structure that helps their learning rather than obstructing it.⁠⁹
• Plan the transitions. Fewer, longer blocks of work with warned changes of activity fit the theory's view that switching, not focus, carries the cost.⁠^9,10
• Read uneven performance carefully. Researchers have used monotropism to argue that wide individual variation in autistic performance, on tasks such as verbal fluency, is expected rather than a sign of deficit.⁠¹⁸ When a child needs formal adjustments, the guide to IEPs and 504 plans explains how to request them.

What helps at work?

• Protect blocks of uninterrupted time. For monotropic people, shifting attention between multiple tasks or topics can be challenging and mentally exhausting.⁠⁹
• Reduce competing input where focus matters. Noise, visual clutter, and interruptions all draw on the same limited attention.⁠²
• Give warning instead of sudden interruptions. Autistic adults describe sudden alarms as causing a surge of anxiety, and some use a "middle space" between timers to make moving between tasks less daunting.⁠¹¹
• Offer structure that people can choose. Some autistic adults find that working alongside another person, known as body-doubling, external deadlines, and planning apps help them start and switch tasks.⁠¹¹ For adjustments and disclosure, see autism at work.

Is sensory processing part of autism? Where monotropism fits

Sensory differences are part of autism itself. The DSM-5 lists hyper- or hyporeactivity to sensory input, or unusual interest in sensory aspects of the environment, among the restricted and repetitive behaviors that define it,⁠²² and ICD-11 added persistent hypersensitivity or hyposensitivity to sensory stimuli to its autism criteria.⁠²³ Monotropism is one account of why those differences arise; it does not replace an assessment of a person's sensory processing.⁠²

If sensory overload is shaping daily life, it is worth raising with an occupational therapist. Sensory processing and autism covers the research, how to calm sensory overload covers in-the-moment strategies, and sensory issues in adults covers adult life.

Frequently Asked Questions

Relatedinteroceptionautistic burnoutpathological demand avoidancegestalt language processingsensory tools for neurodivergent adults

Sources

1. Murray D, Lesser M, Lawson W. Attention, monotropism and the diagnostic criteria for autism. Autism. 2005;9(2):139–156. doi:10.1177/1362361305051398. Published under Wenn Lawson’s former name, Wendy Lawson. (PMID 15857859)
2. Garau V, Murray AL, Woods R, et al. Development and validation of a novel self-report measure of monotropism: the Monotropism Questionnaire. 2023. Checked October 8, 2026.
   Show the noteHide the note

   Gave the theory a measurable form; the authors are explicit that it measures monotropism rather than autism. Preprint, OSF Preprints, June 14, 2023. Full title: Development and Validation of a Novel Self-Report Measure of Monotropism in Autistic and Non-Autistic People: The Monotropism Questionnaire. Authors Garau V, Murray AL, Woods R, Chown N, Hallett S, Murray F, et al. doi:10.31219/osf.io/ft73y. 47 items; 1,110 participants (756 autistic, 354 non-autistic).
3. Murray F. Me and monotropism: a unified theory of autism. The Psychologist, British Psychological Society. 2018. Published November 30, 2018, with a 2025 update. Checked October 8, 2026.
4. Dwyer P, Williams ZJ, Lawson WB, Rivera SM. A trans-diagnostic investigation of attention, hyper-focus, and monotropism in autism, attention dysregulation hyperactivity development, and the general population. 2024. Neurodiversity. 2024;2. doi:10.1177/27546330241237883. 492 adults: 122 ADHD only, 130 autistic only, 141 autistic and ADHD, 99 comparison.
5. Monotropism.org — monotropism.org. Community resource maintained by Fergus Murray and colleagues.
6. Monotropism.org. History. monotropism.org/history. Dinah Murray (1946–2021): PhD in psycholinguistics, 1985; first presentation, “Attention Tunnelling and Autism,” Durham, 1992; assessed as autistic in April 2009. Wenn Lawson diagnosed 1994. Checked October 8, 2026.
7. Murray F. The Monotropism Questionnaire. Monotropism.org; July 24, 2023. monotropism.org/2023/mq. Checked October 8, 2026.
8. Dwyer P, Sillas A, Saron CD, Rivera SM. Investigating autistic hyperfocus and monotropism: limited convergence of event-related potentials, laboratory tasks, and questionnaire responses. Research in Autism. 2025;127:202683. doi:10.1016/j.reia.2025.202683 (PMID 42318288). 18 autistic and 22 comparison adolescents.
9. Brosnan M, Camilleri LJ. Neuro-affirmative support for autism, the Double Empathy Problem and monotropism. Frontiers in Psychiatry. 2025;16:1538875. doi:10.3389/fpsyt.2025.1538875 (PMID 40182195). Quotes Dinah Murray’s 1996 chapter “Shared attention and speech in autism.”
10. Heasman B, Williams G, Charura D, Hamilton LG, Milton D, Murray F. Towards autistic flow theory: a non-pathologising conceptual approach. Journal for the Theory of Social Behaviour. 2024;54(4):469–497. doi:10.1111/jtsb.12427
11. Ward T, Popazov S, Adams J, Clapham H, Lawson W, Karaminis T, Pellicano E. Understanding phenomenological experiences of autistic inertia using online community discourse. Communications Psychology. 2026;4:18. doi:10.1038/s44271-025-00386-4 (PMID 41559187). 501 Reddit posts and 9,955 comments, 2005–2023.
12. Kenny L, Hattersley C, Molins B, Buckley C, Povey C, Pellicano E. Which terms should be used to describe autism? Perspectives from the UK autism community. Autism. 2016;20(4):442–462. doi:10.1177/1362361315588200 (PMID 26134030)
13. Dwyer P, Sillas A, Prieto M, Camp E, Nordahl CW, Rivera SM. Hyper-focus, sticky attention, and springy attention in young autistic children: associations with sensory behaviors and cognitive ability. Autism Research. 2024;17(8):1677–1695. doi:10.1002/aur.3174 (PMID 38840328). 46 autistic and 28 non-autistic children aged 2 to 4.
14. Ashinoff BK, Abu-Akel A. Hyperfocus: the forgotten frontier of attention. Psychological Research. 2021;85(1):1–19. doi:10.1007/s00426-019-01245-8 (PMID 31541305)
15. Grove R, Hoekstra RA, Wierda M, Begeer S. Special interests and subjective wellbeing in autistic adults. Autism Research. 2018;11(5):766–775. doi:10.1002/aur.1931 (PMID 29427546)
16. Buckle KL, Leadbitter K, Poliakoff E, Gowen E. “No way out except from external intervention”: first-hand accounts of autistic inertia. Frontiers in Psychology. 2021;12:631596. doi:10.3389/fpsyg.2021.631596 (PMID 34326790). Focus groups with 32 autistic adults.
17. Pace-Tonna C, Murtaza M, Rodak T, Farb N, Ryan W, Lai MC. Flow and similar attentional states in autism and ADHD: a scoping review of similarities and differences. Perspectives on Psychological Science. Published online October 1, 2026. doi:10.1177/17456916261470783 (PMID 42821578). 43 publications reviewed.
18. Grissom A, Finke E, Zane E. Verbal fluency and autism: reframing current data through the lens of monotropism. Autism Research. 2024;17(2):324–337. doi:10.1002/aur.3071 (PMID 38100264)
19. Rapaport H, Clapham H, Adams J, Lawson W, Porayska-Pomsta K, Pellicano E. “In a state of flow”: a qualitative examination of autistic adults’ phenomenological experiences of task immersion. Autism in Adulthood. 2024;6(3):362–373. doi:10.1089/aut.2023.0032 (PMID 39371355). Interviews with 24 autistic adults.
20. Murray F, Hallett S. ADHD and Monotropism. Monotropism.org; 2023. monotropism.org/adhd. Checked October 8, 2026.
21. Hupfeld KE, Abagis TR, Shah P. Living “in the zone”: hyperfocus in adult ADHD. ADHD Attention Deficit and Hyperactivity Disorders. 2019;11(2):191–208. doi:10.1007/s12402-018-0272-y (PMID 30267329)
22. Centers for Disease Control and Prevention. Clinical Testing and Diagnosis for Autism Spectrum Disorder. Updated May 8, 2025. cdc.gov. Reproduces the DSM-5 criteria for autism spectrum disorder. Checked October 8, 2026.
23. Greaves-Lord K, Skuse D, Mandy W. Innovations of the ICD-11 in the field of autism spectrum disorder: a psychological approach. Clinical Psychology in Europe. 2022;4(Spec Issue):e10005. doi:10.32872/cpe.10005 (PMID 36760320)

Medical disclaimer. This page is for general educational purposes and does not constitute medical advice, diagnosis, or treatment. Monotropism is a theoretical model, not a diagnosis, and is not a substitute for assessment by a qualified professional. Always consult a qualified healthcare provider about your child.