The Pennometer

Nate Silver introduces a new measure for

polling and strategy memos which are vapid, disingenuous, jargony, or just plain fucking wrong. The scale is dubbed the Pennometer after former Clinton strategist Mark Penn, who was a master of the genre; it runs from 0 Penns for memos that are honest and persuasive to 5 Penns for those which might as well have been penned by Penn himself.

First up: the memo that just told us the Democrats cannot lose the House in November: