Arnold Schwarzenegger
AGE: 59
OCCUPATION: Governor of California, actor
NUMBER OF TIME COVERS: 1
PREVIOUS APPEARANCES ON THE TIME 100: 2
PRO: Rebounded from a devastating special election in 2005, when eight ballot measures he supported were rebuffed by voters, to pass the most far-reaching state legislation to reduce greenhouse emissions. Was reelected in 2006.
CON: Often gets slammed by the Republican Party for not following their policies—he is pro-choice and supports stem cell research.