Arianna Huffington

Arianna Huffington is chair, president, and editor-in-chief of the news and blog site Huffington Post, one of the Internet's most recognized media properties. In 2012, the site won a Pulitzer Prize for national reporting. Huffington is also the author of 14 books, most recently Thrive: The Third Metric to Redefining Success and Creating a Life of Well-Being Wisdom and Wonder. She was named to TIME magazine's list of the world's 100 Most Influential People. Updated 2012