Whenever Meg Whitman gets up onstage before a crowd of eBay users, she makes a point of being self-effacing--even when they are all chanting her name. Typically, her first words to adoring online auctioneers are, "This is about you." In a sense, she's right: eBay would not be what it is today--one of the fastest-growing companies in America, collecting more than $2 billion in annual revenue--without its virtual community of approximately 30 million active users. They are the ones who are trading $900 worth of goods and services a second on her website.
But Whitman, 47, is not just the genial...