SAN FRANCISCO — When Facebook filed for what is expected to be one of the biggest ever initial public stock offerings, the company identified just two executives it could not do without: founderMark Zuckerberg and Chief Operating Officer Sheryl Sandberg.
Sandberg isn’t as famous as her 27-year-old boss, but she’s the one who turned the social networking service into one of the world’s most richly valued businesses.
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