[dragonwriter]

Because when Asperger defined “autistic psychopathy” under the Nazi regime, there was a range between the “good” kind whose “special abilities” were sufficient in relation to their social deficiencies to be valuable to society and the “bad” kind where they weren't; the former were protected for their usefulness and the latter murdered (“euthanized”, officially), often at Asperger’s personal direction and entirely based on the social dangers he warned about from them, by the Nazis. So until quite recently, “Asperger’s Syndrome” persisted as the name for “good” autism.

[emodendroket]

All true, but there were actual diagnostic criteria that could be used to differentiate the subgroup from the larger one.