Mark Blumenthal wrote for the December 23rd Huffington Post on polling during the 2012 election season. Blumenthal turned to David Winston for the answer to what the purpose of polls are:
The main purpose of media polls, Republican pollster David Winston argued at a recent post-election forum, is to “tell a story.” Although they generally forecast the right winner, public polls told very different stories about horse race trends in the final weeks of the campaign. A true judgement of accuracy would take those differing stories into account.
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