Mark Pincus

Co-founder of Zynga, which makes online social games, Pincus also founded Freeloader, Inc., Tribe Networks, and SupportSoft. He has served as CEO of Zynga, which had 235 million monthly active users as...

Reshma Saujani

Founder of Girls Who Code, a nonprofit working to increase the number of women in computer science and close the gender employment gap in that field, Saujani built a career spanning law,...

Floyd (Earl) Kvamme

One of five founders of National Semiconductor in 1967, Kvamme went on to work at Kleiner Perkins Caufield & Byers and has served in science and technology policy on behalf of the...

Matthew J. Szulik

Former Chairman of Red Hat, Szulik led several other technology companies, including Interleaf and MapInfo, for more than 20 years. He has also held the titles of chief executive officer and president...

James Henry Rand, Jr.

Founder and President of Remington Rand, Rand built what became the largest business machine manufacturing plant in the world and showed remarkable foresight in purchasing the Eckert-Mauchly Computer Corporation in 1950, whose...

Ernest (Lee) E. Keet

Founder of Turnkey Systems, Inc. (TSI) and founding director of both the Charles Babbage Foundation and the IT History Society, Keet helped launch one of the pioneering commercial software firms of the...

Sergy Brin

Co-founder of Google, Inc., the world's largest Internet company based on its search engine and online advertising technology, Brin built the company alongside Larry Page. Together with Page, they are often referred...

Semen Nikolaevich Korsakov

Noted homeopath and early information technology inventor, Korsakov took part in the Napoleonic Wars with the Russian Army from 1812–1814. He later served as an official in the statistics department of the...

Marc Russell Benioff

Founder and CEO of Salesforce.com, Benioff is credited with "turning the software industry on its head" by using the Internet to "revamp the way software programs are designed and distributed." He has...

Irving John Good

Mathematician and cryptologist responsible for the term "technological singularity," Good was a pioneering figure in computing, statistics, and codebreaking. On 27 May 1941, having just obtained his doctorate at Cambridge, Good walked into...

Jeffrey (Jeff) Hawkins

Founder of Palm Computing and Handspring, Hawkins invented the Palm Pilot and the Treo. He subsequently turned to neuroscience full-time, founding the Redwood Center for Theoretical Neuroscience (formerly the Redwood Neuroscience Institute)...

Charles Walton

The first patent holder for the RFID (radio frequency identification) device, Walton was an American inventor best known for a technology that uses radio waves to transfer data from an electronic tag,...

Robert (Bob) Cohn

Co-founder of Octel Communications, the company that commercialized voice mail and made it ubiquitous on cell phones, in companies, and on residential phones, Cohn established Octel with Peter Olson in 1982. Octel...

Patrick Joseph McGovern

Founder of Computerworld and the International Data Group (IDG), McGovern built one of the world's largest technology media companies, with subsidiaries in technology publishing, research, event management, and venture capital. McGovern was born...

Brewster Kahle

Founder of the Internet Archive and creator of WAIS and Alexa Internet, Kahle has been a pioneering force in digital access and preservation. He was a member of the Chi Phi Fraternity....

Samuel (Sam) H. Altman

President of Y Combinator and co-chairman of OpenAI, Altman is an American entrepreneur, programmer, and blogger.

Reid Garrett Hoffman

Co-founder of LinkedIn, a business-oriented social network used primarily for professional networking, Hoffman is best known as one of Silicon Valley's most influential entrepreneurs and investors. He was born in Palo Alto,...

Tsutomu Shimomura

Best known for his contributions to lattice gas automata and digital security research, Shimomura has made significant contributions to both computational physics and computer security. In the fall of 1984 he joined the...

L. John Rankine

Recognized for advancing international standardization in information technology, Rankine received the Steinmetz Medal in 1997 for this achievement. A graduate of the University of Glasgow with the engineering qualifications of B.Sc. (Eng),...

Paul Gardener Allen

Co-founder of Microsoft, Allen launched the company with Bill Gates in Albuquerque, New Mexico, in 1975, and began marketing a BASIC programming language interpreter. In 1980, after promising to deliver IBM a...