However, by making it more broad, it becomes a bigger constituency that can lobby for more resources from private foundations and (shudder) the government.
Being the father (and coincidently being an engineer) of a 3 year old Autistic boy, I know first hand the struggles of finding resources.
However, the alternative thinking with respect to Autism certainly doesn't appeal to me either:
When Even the Churches Abandon the Helpless [FreeRepublic activism works]
CC :)