AGE: 54
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.