It's Bill versus Oprah in Iowa

Both are legendary communicators, perhaps the two greatest in their generation. Both helped build an ethic of empathy, turning the public confession into a rite of passage. Both are world-renowned — one for being a former president, the other for a TV show usually identified just by her first name. And now, Bill Clinton and Oprah Winfrey are set to square off, in Iowa, campaigning for their favorite candidates.   Click to continue at Chron.com