Role: Sandberg will serve as a co-chair for the 2012 forum in addition to speaking on panels about women’s issues and the role of technology in promoting economic and job growth.
What’s at Stake in 2012: Sandberg is an increasingly visible representative for Facebook, and has been instrumental in its efforts to become more profitable. 2012 will be a big year for the social media giant, with an IPO rumored to be in the offing that could value the company at over $100 billion.