50 MOST POWERFUL WOMEN 2007

The Power 50

Business has its ups and downs, and so, naturally, do women in business. (Bye-bye, Martha!) But the story of this list is one of achievement: The credentials of these women, including the 13 newcomers, are the strongest yet.

By Katie Benner, Eugenia Levenson, and Rupali Arora

Meg Whitman

3 of 50

3. Meg Whitman

President and CEO
eBay (EBAY)

2006 rank: 3
Age: 51

It hasn't been easy for this web 1.0 superstar to figure out how to succeed in a 2.0 world, but the $6 billion company remains the world's No. 1 e-commerce brand. PayPal revenue increased 34% in the most recent quarter, and eBay upped its 2007 sales forecast, thanks in large part to its recent deal to purchase StubHub. Investors are buying in, sending the stock up 45%.

Irene Rosenfeld

Susan Arnold

50 MOST POWERFUL WOMEN IN BUSINESS 2007

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50 Global leaders

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These executives, all on this year's Powerful Women list, are clearly capable of leading a major company someday. (more)