Followers: 7K
Sample tweet: "The fact that apple created a thinner iPad, when it needed a LIGHTER one, is why I don't follow their product launches. Pointless."
The former Wall Street Journal reporter and correspondent for Marketplace Radio, which airs on National Public Radio is probably business journalism's most prolific tweeter. Sure, Heidi N. Moore may overtweet — there's much to read about her you may not care about — but wade in and you get a great peek into what it looks like on the front lines of finance.