Position: COO
Position: COO

Readers' picks
1. Sheryl Sandberg, Facebook
2. Don Thompson, McDonald's

Experts' pick
Sheryl Sandberg
Experts liked the way Sandberg complements Mark Zuckerberg, but recruiter Jana Rich is frustrated: "I couldn't make her CEO!"


@FortuneMagazine - Last updated July 26 2012: 7:06 AM ET
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