Until last year, Tom Steyer was just another billionaire hedge fund manager keeping a low profile. What a difference a year makes. First, Steyer and his wife, Kat Taylor, signed onto the Giving Pledge, the public commitment by the wealthy to give away at least half of their fortunes.
Now he is working with his brother Jim to build the Center for the Next Generation, a nonprofit organization that aims to be a loud voice in major public policy debates.
