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Essayist, mathematical statistician, former option trader, risk analyst, and aphorist. Work concerns problems of randomness, probability, and uncertainty.
Internet entrepreneur, philanthropist, and programmer. Co-founder and former CEO of Twitter, Inc., co-founder, principal executive officer, and chairperson of Block, Inc. Also a co-founder of Bluesky, PBLLC.
Grew up in East Hampton, New York. Experienced poor health as a child, sparking an interest in self-improvement. Graduated from Princeton University with a B.A. in East Asian studies. Worked in sales at a data storage company after graduation.
Billionaire investor and hedge fund manager. Co-founder and co-chief investment officer of Bridgewater Associates since 1985.
Co-author of Mosaic, the first widely used web browser with a graphical user interface. Co-founder of Netscape and general partner of Silicon Valley venture capital firm Andreessen Horowitz. Co-founder of Ning. Net-worth estimated at $1.7 billion by Forbes.