This was a good article on the abundance of people suffering with Asperger's in IT roles. NO, THIS ISN'T A SHOT AT IT PEOPLE!
Asperger's is a form of high functioning autism that leads people to have huge problems with interpersonal interactions. They often resemble the High C people on the DISC spectrum. If you deal with a "Mr. SpocK", this article may explain some things and help you to understand a little better.