Nate Silver @NateSilver538
NERD QUESTION: If a candidate was at 10% in the polls 30 days *ago* and he's at 15% *today*—assume there's enough data that we're pretty sure this is a real change—what do you think the best rough characterization is for where he'll most likely be in the polls 30 days *from* now? — PolitiTweet.org