Arianna Huffington is the co-founder, president, and editor-­in­-chief of the Huffington Post Media Group, and the author of 15 books. In May 2005, she launched The Huffington Post, a news and blog site that quickly became one of the most widely­-read, linked to, and frequently­ cited media brands on the Internet. In 2012, the site won a Pulitzer Prize for national reporting. She has been named to Time magazine’s list of the world’s 100 most influential people and the Forbes Most Powerful Women list. 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. She serves on numerous boards, including The Center for Public Integrity and The Committee to Protect Journalists. Her book, Thrive: The Third Metric to Redefining Success and Creating a Life of Well­-Being, Wisdom, and Wonder, debuted at #1 on the New York Times bestseller list. Sierra Tishgart is the Senior Editor of Grub Street, New York Magazine’s James Beard Award­ winning food blog, where she covers restaurant news, tracks food trends, and writes and edits features about chefs, restaurant designers, and other key industry players. She also interviews chefs for CBS This Morning’s "The Dish," and chimes in as a food expert on television shows like Good Morning America, TODAY, CNN’s New Day, NBC New York, PIX11, NY1, and Fox 5. Previously, Sierra worked at Teen Vogue, where she focused on politics, fashion, and entertainment. She remains a frequent contributor to other magazines, like Cherry Bombe, Bloomberg Businessweek, and ELLE, and most recently has worked as a correspondent on the Prince Street Podcast by Dean and Deluca. Sierra is a graduate of the Medill School of Journalism at Northwestern University.