You may not get rich playing, but you'll learn all the key ingredients of risk and wealth management.

Forbes has just released "All the Money in the World" which profiles dozens of the richest people in the world. And apparently, most of them are poker fans.

Another chapter shows why the Forbes 400 is packed with poker fans: They embrace risk. Hedge-fund heavy Steven A. Cohen played all-night games as a high schooler and now trades 300 stocks a day at his SAC Capital Advisors LLC, the book says.