In the aftermath of the 2012 elections some progressive commentators have drawn the mistaken conclusion that the Democratic coalition no longer needs to win the support of any significant number of white working class Americans. The high turnout and pro-Democrats tilt of youth, minorities, single women and upscale professionals in 2012 has led some political strategists to imagine a new "Obama coalition" that does not need to include white working Americans. Andrew Levison's remarkable new book dramatically challenges this false notion and presents a compelling case that winning the support...