A reader says Dick gained his knowledge when he babysat a ten year old with autism. Reader describes one character as autistic. I think the character persists in the series and in a followup series The Malloreon . Faulkner's first major novel. One character, Benji, appears to be autistic.
Main character is an adolescent boy with an autistic brother.
The Next Generation . Number 33 in the series. Reader describes one character as autistic. The Regulators . His mind is invaded by an evil presence that he needs to outsmart.