Sheelah Kolhatkar

Christie Hefner, the CEO of Playboy Enterprises-the magazine, television, internet, and casino empire-on defending a brand that's under siege, getting into politics, and why she'll never wear the Playboy bunny.

The company that bears this billionaire politician's name is facing a suit charging it with discrimination against pregnant workers.

And why she might not rise higher than Lehman's C.F.O.