After a few months of posting anonymously on DailyKos and at his own web site about the polls and data behind the primary and the presidential race, the writer known as "poblano" reveals his true identity: "My real name is Nate Silver and my principal occupation has been as a writer, analyst and partner at a sports media company called Baseball Prospectus. What we do over there and what I'm doing over here are really quite similar. Both baseball and politics are data-driven industries."