Susan L. Graham

Co-builder of the Berkeley Pascal system and the widely used program profiling tool Gprof, Graham is an American computer scientist who has served as the Pehong Chen Distinguished Professor in the Computer...

Mark Elliot Zuckerberg

Co-founder of Facebook, Zuckerberg is an American entrepreneur best known for creating the popular social networking site. He co-founded Facebook with fellow classmates Dustin Moskovitz, Eduardo Saverin, and Chris Hughes while attending...

William Bradford Shockley

Co-inventor of the transistor, Shockley shared the 1956 Nobel Prize in Physics with John Bardeen and Walter Houser Brattain for this achievement. Shockley's attempts to commercialize a new transistor design in the...

Josephine M. Cheng

Developer of IBM's database technology for the web, allowing people to access huge amounts of data via the Internet previously accessible only through proprietary systems, Cheng has been an IBM Fellow (2000)...

Masatoshi Shima

Co-designer of the world's first microprocessor, the Intel 4004, Shima worked alongside Federico Faggin, Ted Hoff, and Stanley Mazor on that landmark achievement. He studied organic chemistry at Tohoku University in Sendai,...

Enid Mumford

A pioneer in early studies on the use of large-scale computing, Mumford demonstrated that the underlying cause of failed computer implementations was an inability to overcome human factors associated with the implementation...

Rasmus Lerdorf

Creator of the PHP programming language, Lerdorf also contributed to the Apache HTTP Server and came up with the LIMIT clause, adding it to the mSQL Database in 1995. It is the...

Paul (Rusty) Russell

Writer of the packet filtering systems ipchains and netfilter/iptables in the Linux operating system kernel, Russell is an Australian free software programmer and advocate also known for his work on the Linux...

William (Bill) Worley Jr.

Principal creator of HP's two most important computer architectures, Worley's work includes PA-RISC (Precision Architecture—Reduced Instruction Set Computing) in the 1980s and PA-WW (Wide-Word) in the 1990s. He started programming in 1959 for...

William (Will) Ralph Wright

Creator of SimCity, one of the most influential computer games ever made, Wright is an American video game designer and co-founder of the game development company Maxis, now part of Electronic Arts...

Patricia G. Selinger

Pioneer in relational database management and inventor of cost-based query optimization, Selinger is a world-renowned American computer scientist and IBM Fellow whose technique has been adopted by nearly all relational database vendors...

Milo S. Medin

Helping to deliver the first large-scale residential broadband access service in partnership with major cable operators, Medin has been part of the Internet development community for more than 25 years. He has...

Andrew Donald Booth

Inventor of magnetic drum storage, Booth was a distinguished pioneer in the development of computers in the UK. Booth received a PhD from the University of Birmingham during the Second World War on...

Jerry D. Hutcheson

Researcher of several types of semiconductor devices, Hutcheson joined the electronics industry in 1959 and advanced through a succession of research and manufacturing posts in several companies that involved him with the...

Heinz Nixdorf

German computer entrepreneur, Nixdorf founded and led Nixdorf Computer AG. He developed and marketed low-end commercial computers mainly within Europe between 1965 and 1985. He had production facilities in Germany, Ireland, Spain,...

Evgenii Mikhailovich Landis

Co-inventor of the AVL tree data structure, Landis worked with Georgy Adelson-Velsky to produce one of the most influential innovations in computer science. In 1946, Aleksandr Kronrod and Landis reinvented Sard's Lemma, which...

Sam Ruby

Co-developer and principal maintainer of the Feed Validator — a tool used to check the validity of HTML, CSS, XML documents, and RSS feeds — Ruby has made significant contributions to web...

Jean E. Sammet

Developer of FORMAC, the first widely used computer language for symbolic manipulation of mathematical formulas, Sammet spent 27 years at IBM where she created it. She received her B.A. in Math from Mount...

George Edward Pake

Founding director of Xerox PARC, Pake led the research center during which time it invented the laser printer and pioneered the use of a computer "desktop" which functioned by clicking on "icons,"...

Dakshi Agrawal

Elected IEEE Fellow for contributions to theory, analysis, and design of efficient, secure, and privacy-preserving communication systems, Agrawal has made significant contributions to IBM's intellectual property portfolio as a designated Master Inventor. Agrawal...