Neurodivergent glossary
Dyslexia
A learning difference that affects reading, writing, and spelling—not because of low intelligence, but because the brain processes written language differently.
What it means
Dyslexia is a neurological difference in how the brain processes written language. People with dyslexia often have difficulty decoding words, reading fluently, and spelling accurately—but these challenges exist alongside (and sometimes because of) strengths in big-picture thinking, problem-solving, spatial reasoning, and verbal communication.
Dyslexia isn't about seeing letters backward, despite the popular myth. It's primarily a phonological processing difference—the brain has difficulty mapping sounds to letters and letter patterns. This makes the mechanics of reading effortful in a way that's invisible to people who read automatically. Imagine trying to read a paragraph where every word requires conscious effort to decode. That's the cognitive load many dyslexic readers navigate daily.
An estimated 15-20% of the population has some degree of dyslexia, making it one of the most common neurodivergent conditions. Early identification and the right support (structured literacy approaches, assistive technology, accommodations) can make an enormous difference—but many people aren't identified until adulthood, if at all.
In practice
What this can look like
- You read the same paragraph three times and still can't retain the information—not because you aren't paying attention, but because the decoding process uses so much mental energy that comprehension suffers.
- You're a brilliant verbal communicator who regularly impresses people in meetings, but writing a simple email takes 45 minutes because you second-guess every word's spelling.
Often confused with
Useful distinctions
Low intelligence
Dyslexia has no connection to intelligence. Many dyslexic people are highly intelligent—the difficulty is specifically with written language processing, not thinking or understanding.
Context
Clinical context
Dyslexia is classified as a Specific Learning Disorder with impairment in reading in the DSM-5. Diagnosis typically involves psychoeducational testing that measures reading skills relative to cognitive ability.
Community note
Many dyslexic adults describe a "two-world" experience—being seen as capable and smart in person, then being judged as careless or lazy when their written work doesn't match. The gap isn't about effort; it's about how the brain works.
NeuroDiversion 2027
A gathering built for unique minds
Three days in Austin with people who get it.
Pages that link here
These pages include a direct link to this definition.