Scott W. Ambler

Leader in the development of several software processes — including Agile Modeling (AM), Agile Data (AD), Enterprise Unified Process (EUP), and Agile Unified Process (AUP) methodologies — Ambler is a Canadian software...

John Perry Barlow

Co-founder of the Electronic Frontier Foundation, Barlow was an American poet, essayist, cyber-libertarian political activist, and former lyricist for the Grateful Dead. He was a retired Wyoming cattle rancher who was associated...

Joshua Lederberg

American molecular biologist known for his work in genetics, artificial intelligence, and space exploration, Lederberg was just 33 years old when he won the 1958 Nobel Prize for Physiology or Medicine for...

Craig Alexander Newmark

Founder of Craigslist, the San Francisco-based website, Newmark is an Internet entrepreneur.

Muffy Calder

Chief Scientific Advisor to the Scottish Government from 2012 to 2015, Calder was a Canadian-born British computer scientist and Professor of Formal Methods at the University of Glasgow. She also served as...

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...

William (Bill) John Poduska, Sr.

Founder of Apollo Computer, one of the first creators of graphical workstations in the 1980s, Poduska is an American engineer, entrepreneur, and independent business consultant. Born in Memphis, Tennessee, he graduated from...

Suhas S. Patil

Pioneer in applying computer architecture knowledge to VLSI design, Patil founded Cirrus Logic, a fabless semiconductor company. Over the years, his work covered computer architecture, parallel processing computers, mathematics for computer science,...

Stewart Brand

Assistant to Douglas Engelbart's "Mother of All Demos," Brand helped present many revolutionary computer technologies (including the mouse) to the Fall Joint Computer Conference in San Francisco in late 1968. In 1966, Brand...

Wietse Zweitze Venema

Writer of the Postfix email system and TCP Wrapper, Venema is a Dutch programmer and physicist recognized as an authority on Internet security. Postfix is a free and open-source mail transfer agent...

Mary Allen Wilkes

Known for her work with the LINC computer, now recognized by many as the world's first personal computer, Wilkes contributed to this landmark machine as a programmer and logic designer. She later...

Gerrit (Gerry) Anne Blaauw

One of the principal designers of the IBM System/360 line of computers, Blaauw worked alongside Fred Brooks, Gene Amdahl, and others on this landmark project. In 1947, he won an exclusive scholarship funded...

Dan Magenheimer

Writer of the first PA-RISC simulator, remote debugger, and object-code emulator for the 16-bit HP3000, Magenheimer began at HP as a member of the Processor Architecture Team that developed PA-RISC, where he...

Biz Stone

Co-founder of Twitter, Stone also served as its Creative Director and helped to create and launch Xanga, Blogger, Odeo, and Obvious. Stone published two books about blogging, including *Blogging: Genius Strategies for...

Bill Charles Norris

Founder of Control Data Corporation, Norris was the pioneering CEO of one of the most powerful and respected computer companies in the world. Norris was famous for taking on IBM in a...

Regis McKenna

Technology public relations legend for Intel, Apple, and dozens of other Silicon Valley firms, McKenna founded Regis McKenna, Inc. in 1970. McKenna retired from consulting in 2000 and concentrated his efforts on...

Jerome Namias

Instrumental in ensuring that computer-generated forecasts resembled the real atmosphere for the numerical forecasting project using the supercomputer ENIAC at the Institute of Advanced Study in Princeton, Namias was a U.S. meteorologist...

Megan Smith

Named in 2014 as the third U.S. Chief Technology Officer and the first woman to hold that position, Smith served as Assistant to the President under Barack Obama until January 2017, succeeding...

Betty Jean Bartik (née Jennings)

One of the original six programmers of the ENIAC computer, Betty Jean Jennings (later known as Jean Bartik) helped lay the groundwork for modern computing during a pioneering era in the field....

Reona (Leo) Esaki

Inventor of the Esaki tunnel diode, the first quantum electron device, Esaki shared the Nobel Prize in Physics in 1973 with Ivar Giaever and Brian David Josephson for his discovery of the...