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.

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.

Matthew White Ridley, 5th Viscount Ridley, (born 7 February 1958) is a British journalist and businessman. He is best known for his writings on science, the environment, and economics. He has written several science books, including The Red Queen: Sex and the Evolution of Human Nature (1994), Genome (1999), The Rational Optimist: How Prosperity Evolves (2010) and The Evolution of Everything: How Ideas Emerge (2015). He publishes a blog and has been a regular contributor to The Times newspaper. Ridley is a libertarian, and a staunch supporter of Brexit. He has been a Conservative hereditary peer since 2013, with a seat in the House of Lords.Ridley was chairman of the UK bank Northern Rock from 2004 to 2007, during which period it experienced the first run on a British bank in 130 years. He resigned, and the bank was bailed out by the UK government; this led to the nationalisation of Northern Rock.

Cognitive psychologist, psycholinguist, popular science author, and public intellectual. Advocate of evolutionary psychology and the computational theory of mind.

Irish-American author and publisher. Founder of O'Reilly Media, popularized the terms open source and Web 2.0.