The Gallup Generic Ballot is a trusted, widely reported resource. I’ve analyzed it extensively, and defended it to others. But yesterday, when I covered the poll’s latest release, Gallup lied. I was lied to, you were lied to, everyone who’s trusted the Gallup name got lied to. How? Gallup is combining two different sampling methods into one so-called trend of Registered Voters (complete with captioned graph), getting different results, but pretending they show one trend all the same..... Notice, they call the series one measure, even though it’s at least two different kinds of polls with two different kinds of...