In the most recent interactions Jonathan Grudin discusses the ups and downs of AI and HCI. He has an interesting perspective since he's been an interface person in several AI teams.
Here's a quote to get you interested:"McCarthy and other mathematicians defined artificial intelligence. When you ask mathematicians to define intelligence, what do you get? Before the answer, some history..."
The article is "Turing maturing: the separation of artificial intelligence and human-computer interaction". If you have a subscription to the ACM Digital Library, or on a campus that has a subsciption you'll be able to figure out how read it.
On the other hand, I've just googled "Turing maturing:" several times and always got a link that worked, like this one (YMMV).