Arianna Huffington presently writes a twice-weekly syndicated column, and is the author of eight books, including her most recent, "How to Overthrow the Government," and the successful political satire, "Greetings From the Lincoln Bedroom." She has earned a reputation as one of America's best-known and most independent political commentators, as well as a savvy and humorous observer of American campaigns and elections. Originally from Greece, she moved to England when she was 16 and graduated from Cambridge University with an M.A. in Economics. At 21, she became President of the famed debating society, the Cambridge Union.