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...

William (Bill) V. Campbell

A Silicon Valley entrepreneur who mentored leaders at Apple, Intuit, and Google, Campbell was born and raised in Homestead, Pennsylvania, near Pittsburgh, son of a local school official. He attended Columbia University...

Ken Howery

Co-founder of PayPal, Howery is an American investor who graduated from Stanford University in 1998 with a B.A. degree in Economics. That same year, he co-founded PayPal with Peter Thiel, Luke Nosek,...

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...

Lee E. McMahon

Contributor to early versions of the Unix operating system, including the sed stream editor, McMahon worked for Bell Labs from 1963 until 1989. McMahon was a computer scientist who graduated from St. Louis...

Nolan K. Bushnell

Founder of Atari, Inc. and the Chuck E. Cheese's Pizza-Time Theaters chain, Bushnell is considered one of the founding fathers of the video game industry. He has been inducted into the Video...

Stan Veit

Founder of Computer Mart of New York, one of the first computer stores in the world, Veit played an important role in the early days of the personal computer industry in the...

Valentin Fyodorovich Turchin

Developer of the Refal programming language, the theory of metasystem transitions, and the notion of supercompilation, Turchin made foundational contributions to computer science and cybernetics. The philosophical core of Turchin's scientific work was...

Barry James Mailous

One of the editors of the original Report on the Algorithmic Language ALGOL 68, Mailous also served as a contributing editor to the Revised Report on the Algorithmic Language ALGOL 68. In...

Steven (Steve) Paul Jobs

Co-founder and CEO of Apple, Jobs was an American business magnate who also previously served as chief executive of Pixar Animation Studios. He became a member of the board of The Walt...

Herbert Freeman

Contributor to the field of automatic label placement, computer graphics, and machine vision, Freeman published numerous works on geometric patterns from '61 and co-founded, with Azriel Rosenfeld of the University of Maryland,...

John Edward Warnock

Co-founder of Adobe Systems Inc., Warnock pioneered the development of graphics, publishing, Web, and electronic document technologies that revolutionized the field of publishing and visual communications. He served as President of Adobe...

Robert Kevin Rose

Co-founder of Digg and other Internet start-ups, Rose is recognized for his entrepreneurial work in online media. He first became an on-air talent and later served as a co-host on TechTV's show The...

Paul Brainerd

Founder of Aldus Software and creator of the term "desktop publishing," Brainerd saw an opportunity to merge his publishing and computer experience with Apple's computer and printer. Through Jonathan Seybold, Brainerd met with...

Alexander Ivanovich Mikhailov

Co-founder of the Vserosiisky Institut Nauchnoi I Tekhnicheskoy Informatsii (VINITI) and co-author of the concept of Informatics, Mikhailov was a pioneering figure in the study and dissemination of scientific information. He graduated...

Keith Uncapher

Pioneer of packet switching and MOSIS, Uncapher spread the ideas that later evolved into the Internet. Under his leadership, ISI provided support for emerging DARPA programs in Information Technology. There, Uncapher assembled...

Mary Golda Ross

One of the 40 founding engineers of the renowned and highly secretive Skunk Works project, Ross made her mark at the Lockheed Corporation, where she worked from 1942 until her retirement in...

Reid Hoffman

Founder of LinkedIn, the world's largest professional network, Hoffman is sometimes called the "Oracle of Silicon Valley" for his track record of identifying transformative technology trends early. Hoffman was born on August 5,...

Patty Stonesifer

Founding CEO of the Bill and Melinda Gates Foundation, Stonesifer built her career on executive leadership spanning technology, philanthropy, and public service. She began in various executive roles at Microsoft before taking...

Sean Parker

Co-founder of Napster and the first President of Facebook, Parker is an American entrepreneur who also co-founded Plaxo, Causes, and Airtime. As of March 2012, his net worth was estimated to be...