AGE: 65
OCCUPATION: Pimco co-founder
PREVIOUS APPEARANCES ON THE TIME 100: 0
PRO: As the head of the world's biggest bond mutual fund, he bet against Fannie and Freddie, netting Pimco $1.7 billion on the day of the bailout.
CON: His offer to analyze the government's newly acquired toxic assets free of charge raised plenty of conflict-of-interest questions.