When Mitt Romney's second book, No Apology, came out a year ago, it looked like he was moving away from the far-right demagoguery of his 2008 bid for the presidency, and toward a more moderate centrism for the 2012 election cycle. (See "New and Improved Romney," Talking Politics, February 10, 2010.) But times change, and so does Mitt. A year later, with the Tea Party–fueled extremism of the 2010 midterms foretelling a rightward tilt to the GOP presidential primaries, Romney is tacking back — as evidenced by changes made to two sections of the text in the new paperback edition...