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A New Study Suggests Dyslexia Reaches Past Reading Itself

Dyslexia has long been treated as a phonics problem to be drilled away. A new study found dyslexia-linked differences in a learning task that was not reading at all, and the field’s rewritten definition points the same way. This was never a single label with a single fix.

Laura Lurns Last updated September 3, 2026 · 9 min read

A New Study Suggests Dyslexia Reaches Past Reading Itself

If your child has been handed the word dyslexia and told it means a phonics problem to be drilled away, you have met the single-label frame that has shaped reading help for a generation. A study published on 1 September 2026 in the journal Scientific Reports pokes at that frame from an unexpected angle: it looked at how university students, with and without dyslexia, picked up brand-new rules from spoken instructions, across letters and numbers, and the students with dyslexia showed a reduced ability to take on the novel ones. This is one study of adults, and its authors offer the wider implication as a possibility, not a proof. What it sits beside is firmer: in October 2025 the field rewrote its own definition of dyslexia, and that definition now states that the phonological difficulty everyone associates with the word is “common but not universal.” Our reading is that dyslexia was never a single label with a single fix, and the science keeps pointing the same way.

TL;DR

A study published 1 September 2026 in Scientific Reports (part of the Nature portfolio), by researchers at the University of Haifa and Tel Aviv University, tested how adult university students with and without dyslexia learned to apply verbally instructed rules across letters and numbers.
It reports that individuals with dyslexia showed a reduced ability to implement the rules, especially brand-new ones, and did not show the early-practice improvement the neurotypical group showed; the piece states the direction only, with no sample size or statistics, because none were verifiable.
The International Dyslexia Association adopted a new definition of dyslexia on 22 October 2025, describing causes as multifactorial and stating that phonological difficulty is “common but not universal.”
The study is one experiment in adults, its authors describe the broader reach as something that “may have implications,” and it has no independent coverage yet, so it reads as a promising thread rather than a settled fact.
Learning Success’s position: the single-label, phonics-only frame is too narrow, and our multi-system view of learning differences is our own editorial position, not a finding this study proved.

Context the coverage leaves out

What the coverage gets wrong

This study is new enough that no outlet has covered it yet, which makes this a good moment to name the frame the coverage will almost certainly reach for. The reflex, whenever dyslexia is in the news, is to file it under “reading problem” and move on, as though the word named one narrow malfunction with one standard repair. That reflex is exactly what the field’s own 2025 definition steps away from when it calls the phonological difficulty “common but not universal.” The opposite error is equally easy to make, and we will not make it either: one experiment, run in adults, whose authors chose the words “may have implications,” is a thread to pull, not proof that dyslexia is fundamentally a general learning disorder. The honest reading holds both, that dyslexia is broader than the single-label, phonics-only frame allows, and that a single study does not get to redraw the map on its own.

A new study on dyslexia and learning has parents asking what it means for a child who struggles to read. Here is where the evidence actually lands.

Common questions

Is dyslexia only a phonics or reading problem?

Not according to the field’s current definition. The International Dyslexia Association’s 2025 definition says the phonological difficulty associated with dyslexia is “common but not universal,” and that its causes are complex, involving genetic, neurobiological and environmental influences. Phonics is still necessary and central to teaching reading. The point is that it was never the whole picture, and a child who struggles is not automatically struggling for the same reason as the next child.

What did the new study actually find?

Researchers had university students, with and without dyslexia, learn to apply brand-new rules given by spoken instruction, across letters and numbers. Those with dyslexia showed a reduced ability to take on the novel rules. It was an adult sample, it is one study, and the authors describe the wider reach in cautious language, so read it as a promising thread rather than a settled fact, and not a finding about school-age children.

My child struggles with reading but has no diagnosis. Should I wait to start helping?

No. The 2025 definition notes that language and literacy support in the early years is particularly effective, and there is no rule that help waits on a label. A free screener is a place to start: it does not diagnose anything, it asks you what you are seeing at home and points you toward where to focus. A screener is a starting point, not a diagnosis, and it is not a substitute for one. If your child might need formal accommodations such as an IEP or 504 plan, or you suspect a vision, hearing, or medical cause, pursue a professional evaluation too, because that is the only route to those supports.

Does the new study mean dyslexia is not a reading problem after all?

No, and it would be a mistake to read it that way. It is a single study in adults, and its authors chose careful language about how far the finding reaches. What it adds is a small, early hint that dyslexia-linked differences show up outside reading too, which fits the broader, multi-system way we understand learning differences. That is our position rather than something this one study proved. Phonics remains the backbone of teaching a child to read.

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A new study links dyslexia to difficulty learning brand-new rules that are not about reading. Dyslexia was never a single-label phonics problem, and the science keeps pointing that way.

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What happened

On 1 September 2026, researchers at the University of Haifa and Tel Aviv University published a study in Scientific Reports, part of the Nature portfolio, titled “Instruction-based learning difficulties in developmental dyslexia.” Rather than testing reading, they tested something more general: the everyday human knack for hearing a new instruction and putting it into action right away. University students, with and without dyslexia, learned to apply verbally instructed rules that linked a cue to a response, some familiar and some brand new, across number and letter tasks.

The pattern they report is that individuals with dyslexia “demonstrate a reduced ability to implement S–R rules compared to neurotypicals, especially for novel S–R associations.” Most striking, the authors write, the dyslexia group “did not show the expected performance improvement during the first practice trials of novel S–R rules” that the neurotypical group showed. The team attributes the pattern to “atypical cortico-striatal networks” and frames it as a difficulty that reaches beyond reading into how a person builds expertise in an unfamiliar domain.

Two honest limits belong right next to those findings. This was an adult, university sample, not the school-age children most parents reading this are asking about, and the authors themselves put the broader reach in careful language, writing that it “may have implications” rather than that it does. It is a single study, newly out, without independent coverage yet. Treat it as a thread worth pulling, not a settled conclusion.

Individuals with dyslexia demonstrate a reduced ability to implement S–R rules compared to neurotypicals, especially for novel S–R associations.
Laura Lurns · Learning Success expert

The frame the science supports

For a generation, dyslexia has been treated as one thing with one address: a phonological glitch in the reading machinery, to be fixed with enough phonics. Phonics matters, and it is necessary. It was never sufficient. The field’s own governing body has now said as much in writing. In October 2025 the International Dyslexia Association adopted its first new definition of dyslexia since 2002, and it states that “the causes of dyslexia are complex and involve combinations of genetic, neurobiological, and environmental influences that interact throughout development.” The single most telling line is this one: “Underlying difficulties with phonological and morphological processing are common but not universal.”

Read that again. Common but not universal. That is the field, in its own words, declining to treat the phonological account as the whole story. It does not name a replacement system and it does not hand out percentages, and neither will we. What it does is close the door on the idea that every child who struggles to read is struggling for the same reason, and that one method reaches all of them.

The new Scientific Reports study is a small, early data point pointing in a compatible direction: a dyslexia-linked difference showing up in a learning task that is not reading at all. We hold a multi-system view of learning differences, that reading leans on several processing systems working together rather than on phonology alone. That is our position about how learning works, not a finding this study proved, and it would be a mistake to read one rule-learning experiment as confirmation of it, or to imagine that strengthening a single system would by itself make a child read. What both the definition and the study license is smaller and truer: the single-label, phonics-only frame is too narrow to hold what dyslexia actually is.

Key takeaways

Beyond reading: a new study links dyslexia to difficulty learning brand-new rules that are not about reading.
The definition changed: the field’s 2025 dyslexia definition calls phonological difficulty “common but not universal.”
The single-label frame is too narrow: dyslexia was never one problem with one standard fix.

What it means for your child

If the difficulty reaches past reading, then the help a parent gives is allowed to as well. That does not mean abandoning phonics, which remains the backbone of good reading instruction and the only route that reliably handles a word a child has never seen. It means paying attention to the other systems learning runs on, attention, working memory, processing speed, the way a child takes in a new instruction, rather than assuming a reading label has already told you everything.

Practically, that starts with noticing. A free dyslexia screener is a place to get your bearings. It does not diagnose anything and it is not a test that hands your child a label. It asks you what you are already seeing at home and points you toward where to focus. A screener is a starting point, not a diagnosis, and it is not a substitute for one. If your child might need formal accommodations such as an IEP or 504 plan, or you suspect a vision, hearing, or medical cause, pursue a professional evaluation too, because that is the only route to those supports.

The bigger shift is the one in your own head. A diagnosis describes where your child is today. It does not predict where they will be after a year of the right kind of practice. The single-label frame tells a parent to wait for a name and then apply the one fix that name comes with. The better frame tells you to look at the whole child and start building where the need actually is. Your child is not a category waiting to be filled in. They are a learner waiting to be taught.

Your child is not a diagnosis waiting to be confirmed, and you do not need a specialist’s label in hand to start helping them learn. The villain here is not any teacher or researcher, and certainly not the child. It is an old idea that dies hard: that dyslexia is one narrow reading fault with one standard repair, so a family waits for a name before anyone looks at the whole child. Our All-Access membership opens an assessment that asks what you are seeing at home and a roadmap that names which skills to build first, so you have a place to start today, not a label to wait on.

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A screener is a starting point, not a diagnosis. If your child might need formal accommodations (an IEP or 504 plan), or you suspect a vision, hearing or medical cause, pursue a professional evaluation too. That is the only route to those supports.

References

Gabay, Y., Shahar, N., & Gabay, S. (2026), “Instruction-based learning difficulties in developmental dyslexia,” Scientific Reports — nature.com/articles/s41598-026-64629-y (published 1 September 2026)
International Dyslexia Association — Definition of Dyslexia (2025 revision, adopted 22 October 2025)
Catts, H. W., Haynes, C. W., & Joshi, R. M. (2026), “Defining dyslexia: 2025 revision,” Annals of Dyslexia — doi.org/10.1007/s11881-026-00363-4

Laura Lurns · Learning Success expert Writes about the learning brain for parents who want plain answers. Every article is grounded in current neuroscience and classroom practice.