Here's an article about AS characters on TV shows, including Bones: LINK
Quote:
"Bones" creator Hart Hanson says he based Brennan in part on an Aspie friend, but the needs of a broadcast network like Fox to get as large an audience as possible meant he couldn’t come out and say that.
"If we were on cable, we would have said from the beginning that Brennan has Asperger’s," Hanson says. "Instead, it being a network, we decided not to label a main character, for good or for bad. But those elements are in there."
And here's an LJ discussion of the article:
LINK