Barack Obama's top pollster, Joel Benenson, talks fast. "Like a New Yorker, because I am," he says. The night before we spoke, he slept four hours, and after more than a year of watching the numbers slide around his big client's signature initiative, health care reform, one can forgive him for betraying a bit of frustration. "It's never enough to just say people are unhappy," he explains. "You've got to understand why they are unhappy."
Since August, he's had to deal with "death panels," the "cornhusker kickback" and daily proclamations of a "government takeover" of health care....