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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.
Theoretical physicist known for his work in the path integral formulation of quantum mechanics, theory of quantum electrodynamics, and the physics of superfluidity. Nobel Prize recipient for his contributions to the development of quantum electrodynamics.
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.
Writer, infant