Kasparov's philosophy on AI in general is quite interesting. He's also a pretty good speaker with a sense of humor:
https://www.ted.com/talks/garry_kasparov_don_t_fear_intellig...
https://www.ted.com/talks/garry_kasparov_don_t_fear_intellig...
"I think we'll never know unless Kasparov says himself, but you probably won't get to talk to him because he doesn't like to talk about the subject...Kasparov spent years suggesting that IBM cheated, and he hasn't really talked about the game for many years - until now."
http://www.npr.org/2014/08/08/338850323/kasparov-vs-deep-blu...