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Published at 12:53pm
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Samuel Irving (Si) Newhouse Jr., 79
Net worth: $8.5 billion
King of the glossies!
The Newhouse-brothers team, Samuel and Donald, runs media conglomerate Advance Publications, owning pieces of the Discovery Channel, the Learning Channel and magazine factory Condé Nast. While he's known among Nasties for his quirky preferences (don't sit in his reserved cafeteria booth!), Uncle Si deserves kudos for supporting the New Orleans Times-Picayune after Hurricane Katrina, resulting in two Pulitzers for the paper's storm-aftermath coverage.
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