
Age: 45
Fighting off Microsoft, tussling with turnover ... who'd want to be Sue Decker? She insists her tolerance for pain grew this year. Investors are skeptical that the CFO-turned-operations boss and CEO Jerry Yang can win the online ad war, but Decker has lots of fans: She sits on the boards of Berkshire Hathaway, Intel, and Costco.
NEXT: Claire Babrowski
Last updated October 16 2008: 10:16 AM ET