Age: 63
Occupation: Prime Minister of Japan
Previous TIME 100 Appearances: 0
He's nicknamed "the Alien," and perhaps he still hasn't found his place. In last year's election, the long-standing Liberal Democrats finally fell, and the Democratic Party of Japan took over — with Hatoyama, a Stanford-trained engineer and multimillionaire, at the helm. Change was in the air, but six months after he took office, his government's approval rating has dropped significantly.