Atypical neurodevelopmental variation as a basis for learning disorders

gilger & wilkins

in brain, behavior, an learning in language and reading disorders

Atypical Brain development (ABD) = genetic developmental disorders

About 10% o our population is dyslexic, and "progenitors of today's population with dslexia may have had better interpersonal skills or spatial orientation abilities that gave them some sort of procreative edge () e.g., West 1999)."

"The RD concept was created by societal demands and were it not for the written alphabet would not otherwise exist. Reading itself was not instrumental to our development and survival as a species, although correlated traits may have been..."

NOte 1: "In other linguistic populations in which written language is more phonetically consistent, such as Italian, the frequency of RD may be significantly lower."