Duncan Watts (djw_at_yahoo-inc.com) is a principal research scientist at Yahoo! Research, where he directs the Human Social Dynamics group.

"If there's one person who can afford to risk everything with a new approach, it's Rupert Murdoch. And that's precisely what he's doing. He might be insane, and he might be wrong, but somehow I suspect that the rest of the newspaper industry will thank him for his grand paywall experiment someday, win or lose. "