Kraichgauer wrote:
Maybe. Or maybe it has more to do with the fact that people with either diagnosed or undiagnosed autism only become socially skilled enough in later life, and get married. And thus will more likely have autistic children, as well. At least that's what had happened with me, and very likely to my parents - both of whom I strongly suspect of having been autistic.
-Bill, otherwise known as Kraichgauer
This (^)
also not just those parents on the spectrum but those who would be considered BAP (broader autistic phenotype)