Oprah Winfrey, talk show host and philanthropist, gives a commencement speech to Stanford's University class of 2008 in Palo Alto, California, June 15, 2008. Winfrey earned an estimated $315 million, putting her atop the annual Forbes' Celebrity power 100 list for the fourth time. Winfrey reclaimed the No. 1 spot from 2009 winner Angelina Jolie, who fell to 18th in the latest ranking.[Agencies]