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Sharon Stone
Actress and former model Sharon Stone has a reported IQ of 154. The "Basic Instinct" star started college in her native Pennsylvania when she was just 16.Arnold Schwarzenegger
Actor, one-time bodybuilder and former California Gov. Arnold Schwarzenegger arrives for a celebration of Mikhail Gorbachev's 80th birthday on March 30, 2011. A native of Austria, he is reported to have an IQ of 132.Quentin Tarantino
Quentin Tarantino is seen in Cannes in 2010. The writer and director of such films as "Reservoir Dogs" and "Pulp Fiction" dropped out of high school to pursue filmmaking in spite of having a reported IQ of 160.Pictures: Quentin Tarantino
Pictures: Stars who dropped out of school
Geena Davis
Actress Geena Davis, seen at a "Women's Empowerment" conference at United Nations Headquarters, Feb. 22, 2010, has a reported IQ of 140. She is fluent in Swedish and accomplished on four musical instruments.Steve Martin
Actor Steve Martin, with an IQ estimated to be about 142, arrives at the Vanity Fair Oscar party hosted by Graydon Carter on Feb. 27, 2011, in West Hollywood, Calif. Martin majored in philosophy at Cal State.Pictures: Oscars red carpetPictures: Steve Martin
Natalie Portman
Actress Natalie Portman arrives at the 83rd Annual Academy Awards on Feb. 27, 2011, in Hollywood, Calif. Portman, who won a Best Actress Oscar that night, has a bachelor's degree from Harvard and pursued graduate studies at the Hebrew University of Jerusalem. She is fluent in five languages.Dolph Lundgren
Swedish actor Dolph Lundgren arrives at the Los Angeles premiere Of Lionsgate's "3:10 To Yuma" on Aug. 21, 2007, in Westwood, Calif. With a reported IQ of 160, Lundgren attended MIT on a Fulbright Scholarship after earning a master's in chemical engineering in Australia.James Woods
Actor James Woods has a reported IQ of 180. His bio say he aced his SATs and got into MIT but dropped out to pursue acting. Here, in Warwick, R.I., on Nov. 9, 2009, he listens to motions in his lawsuit against Kent County Hospital, where his brother died.Cindy Crawford
Model Cindy Crawford, photographed at a store opening on June 13, 2007, in Sydney, Australia, was a high school valedictorian and a full-scholarship chemical engineering student at Northwestern University. She left college for full-time modeling.Madonna
Madonna, who claims to have an IQ of 140, grew up in Bay City , Mich., and was a cheerleader at Rochester Adams High School. She studied at the North Carolina School of the Arts, and won a scholarship to study performing arts at the University of Michigan.Nicole Kidman
The daughter of a biochemist and a nursing instructor, Oscar-winner Nicole Kidman reportedly has an IQ of 132, even though she dropped out of school in Australia to pursue acting full time. Seen here at the Oscars on Feb. 27, 2011, Kidman worked on stage before breaking into movies at age 16.Pictures: Nicole Kidman
Pictures: Stars who dropped out of school