Edward S. Davidson

Designer and implementer of an eight-node symmetric multiprocessor (SMP) system whose architecture is used by most multiprocessor systems today, Davidson pioneered pipelining techniques for improving processor throughput in both hardware and software,...

Balakrishnan Prabhakaran

Known for his work in 3D video, animations, and deformable 3D models — a form of multimedia data widely used in entertainment and medical fields — Prabhakaran has served as a Professor...

Andrew F. Kay

Inventor of the digital voltmeter, Kay created an instrument used for measuring electrical potential difference between two points in an electric circuit. He was President and CEO of Kaypro Computers, a personal...

Elizabeth (Jake) Jocelyn Feinler

Leader of the group that became the overall naming authority of the Internet, Feinler directed the Network Information Systems Center at the Stanford Research Institute (SRI) from 1972 until 1989. Her group...

Brian Warboys

Chief designer of ICL's VME operating system, Warboys went on to become a Professor of Software Engineering at the University of Manchester from 1985 until he retired in September 2007, subsequently being...

Aleksandr Semenovich Kronrod

Known for the Gauss–Kronrod quadrature formula, which he published in 1964, Kronrod was a Soviet mathematician and computer scientist. Earlier in his career, his computations informed theoretical physics. He was also known...

Peter A. Franaszek

Known for his research in fragmentation-reduction algorithms, network theory, and magnetic recording, Franaszek has been a researcher at the IBM Research Division, Thomas J. Watson Research Center, Yorktown Heights, New York. Dr....

David Packard

Co-founder of Hewlett-Packard (1939), Packard served as president (1947–1964), CEO (1964–1968), and Chairman of the Board (1964–1968, 1972–1993). He served as U.S. Deputy Secretary of Defense from 1969–1971 during the Nixon administration. Packard...

Philip (Phil) R. Zimmermann, Jr.

The creator of Pretty Good Privacy (PGP), the most widely used email encryption software in the world, Zimmermann is also known for his work in VoIP encryption protocols, notably ZRTP and Zfone....

Lois Haibt

The only female member of the ten-person team that invented FORTRAN, Haibt is an American computer scientist perhaps most famous for her role in creating the first successful high-level programming language. She...

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...

Jennifer Pahlka

Founder of Code for America and a key figure in bringing civic technology to the forefront of American public policy, Pahlka served as U.S. Deputy Chief Technology Officer from June 2013 to...

Katherine L. Morse

Developer of a compiler and operating system kernel for a neural network subprocessor, Morse has worked continually in computing since taking her first paid programming job at age 17, the summer after...

Joseph Marie Jacquard

Inventor of the earliest programmable loom, Jacquard transformed weaving with his automatic patterned-silk loom, though his early inventions operated poorly and were largely unsuccessful. In 1801, Jacquard exhibited his invention at the industrial...

Horst Feistel

Initiator of research that culminated in the development of the Data Encryption Standard (DES), Feistel was a German-born cryptographer who worked on the design of ciphers at IBM. Born in Berlin, Germany,...

Ginny Strazisar

Builder of the ARPANET gateway software, Strazisar wrote the first internetworking router (then called "gateway") software for the new TCP/IP protocols. On August 27, 1976, the "bread truck"—as it was often called—first...

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...

Richard (Dick) Manning Karp

Co-publisher with John Hopcroft of the Hopcroft–Karp algorithm, still the fastest known method for finding maximum cardinality matchings in bipartite graphs, Karp is a computer scientist and computational theorist at the University...

Thomas M. Cover

Known for developing the relationship between information theory and statistics, Cover served as past President of the IEEE Information Theory Society and was a Fellow of the Institute for Mathematical Statistics and...

Jack St. Clair Kilby

Nobel Prize laureate in physics in 2000 for his invention of the integrated circuit, Kilby was also the inventor of the handheld calculator and thermal printer.