I've read most of Sam Blumenfeld's books, watched many of his presentations and i recommend having a look at what he and many others outside the education system say about reading difficulties like dyslexia.
Dyslexia, The disease you get in school by Sam Blumenfeld
https://www.theculturewatch.com/dyslexia-the-disease-you-get-in-school
Dyslexia and the Rockefellers
https://www.thenewamerican.com/reviews/opinion/item/10929-dyslexia-and-the-rockefellers