The New Scientist have interviewed six sci-fi authors about their thoughts on the future of science fiction. I've not read the article as yet (only got the email notification about it and am at work - maybe at lunch though...) but the authors interviewed are Margaret Atwood, Stephen Baxter, William Gibson, Ursula La Guin, Kim Stanley Robinson and Nick Sagan.

Science Fiction Special: The Future of a Genre (New Scientist; Thursday 13th November 2008)