OCCUPATION: Saudi billionaire
PREVIOUS APPEARANCES ON THE TIME 100: 1
PRO: One of the wealthiest investors in the Middle East, Talal is known for his charitable donations. And he made another last fall, when as Citigroup's largest individual shareholder he provided the ailing company with billions in cash.
CON: The Citi stock is still in free fall, and Talal's fortune is estimated to have taken a $4 billion hit last year.