Jay Walder

MTA chairman and CEO.

Cathie Black

Magazine magnate turned NYC school chancellor.

Meredith Whitney

One of the first economic analysts to predict the economic crisis of 2008.

Martin Sorrell

turned a shopping basket manufacturing company into a huge international advertising agency. (WPP)

Susan Lyne

CEO of Gilt.com

Lady Gaga

has lots of followers.

Richard Plepler

HBO co-prez

James Franco

not sure…