How Billionaire Peter Thiel Gamed Tech, Trump, and the IRS

Sep.15 -- Billionaire Peter Thiel built his fortune in Silicon Valley with PayPal Holdings Inc, and later at Palantir Technologies Inc., then turned his attention to building political influence and preserving his wealth from the Internal Revenue Service. Joel Weber has more from a preview of the new Thiel biography, "The Contrarian," which is excerpted in the latest edition of Bloomberg Businessweek.

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