It has been less than a fortnight since the publication in a major biology journal of a paper that Professor Simon Baron-Cohen has co-authored, and Michelle Dawson has already picked up a major blunder in it:
Michelle Dawson@autismcrisis (Twitter)
Baron-Cohen S, Lombardo MV, Auyeung B, Ashwin E, Chakrabarti B, et al. (2011) Why Are Autism Spectrum Conditions More Prevalent in Males? PLoS Biology. 9(6): e1001081. doi:10.1371/journal.pbio.1001081
"A diagnosis of classic autism, unlike AS, also requires the presence of additional learning difficulties and language delay."
Centers for Disease Control and Prevention
Diagnostic Criteria for 299.00 Autistic Disorder