FORTUNE's annual ranking of America's leading businesswomen

1 of 50
1. Irene Rosenfeld
Irene Rosenfeld
Chairman and CEO
Kraft Foods
2010 rank: 2
Age: 58
Rosenfeld made a big show of power this year with her decision to split Kraft into two companies, a reversal of her previous strategy of expanding through acquisitions (like the 2010 purchase of Cadbury). Her new role hasnít been decided but she plans to remain CEO until the dealís expected close in 2012.
Network with Kraft Foods
From the October 17, 2011 issue
How we pick the Power 50
The list is compiled by FORTUNE editors, who consider four criteria: the size and importance of the womanís business in the global economy, the health and direction of the business, the arc of the womanís career (resume and runway ahead), and societal and cultural influence.

Name 2010 total compensation
Safra A. Catz $42 million
Wellington J. Denahan-Norris $23.6 million
Carol Meyrowitz $19.2 million
Name Rank
Cynthia Carroll 1
Gail Kelly 2
Marjorie Scardino 3