Interesting story here about 38 year old hedge fund giant, Kenneth Griffin, in fortune magazine; A hedge fund superstar.

His hedge fund citadel investment group, has around $13 billion in assets and is one of the largest and most powerful funds in the world.

In October his hedge fund donated $19 million to the Art Institute of Chicago, one of the largest private donations ever made to the museum.

For the past year or so, Citadel has been investing in China and making big bets on credit derivatives.