Oprah Winfrey is an American media proprietor, talk show host, actress, producer, and philanthropist. She is best known for her talk show The Oprah Winfrey Show, which was the highest-rated television program of its kind in history and was nationally syndicated from 1986 to 2011 in Chicago, Illinois. Dubbed the "Queen of All Media", she has been ranked the richest African-American, the greatest black philanthropist in American history, and is North America's first multi-billionaire black person.

Sara Blakely

Sara  Blakely