Before there was Instagram, there was Oprah. Our latest Instaread Original profiles Ms. Winfrey, analyzing her career as not just an entertainer, but also as a marketing whiz. By cultivating an impeccable personal brand, Winfrey transformed daytime television, the publishing industry, and the 2008 presidential election. Learn how she did—and what’s next—in our Success Story on OPRAH WINFREY.