CEO, Adobe Systems (ADBE)
Age: 51
Viacom and YouTube's executives may not see eye to eye on the future of entertainment (and are duking out their differences in court), but their techies agree on Adobe's Flash as the best way to serve up online video. Adobe's PDF, too, is a standard for displaying documents. Chizen's new push: Melding the two to build a platform for developing interactive Web applications. Age: 51
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