The media queen is poised to conquer prime time this fall with two reality shows for ABC. For those keeping score, the Oprah empire already includes a blockbuster daytime talk show, satellite radio show, magazine and Broadway musical ('The Color Purple'). Oprah also owns stakes in hit talk shows by protégé Dr. Phil McGraw and Rachael Ray. In January, the nation's richest African American, worth an estimated $1.5 billion, realized a long-held dream when she opened the Oprah Winfrey Leadership Academy for Girls in South Africa.
