Satish Chandra

Co-developer of a methodology that allows programmers to leverage the oracle's help in writing complex programs, Chandra has worked extensively on program analysis, bug finding, and software verification. He obtained a PhD from...

Jack van Kinsbergen

From the Petworth neighborhood of Washington D.C., he graduated in 1959 from University of Maryland with a degree in Electrical Engineering. He began working at Philco in Philadelphia in the spring of...

Ruth Teitelbaum (née Lichterman)

One of the original programmers for the ENIAC computer, Teitelbaum played a pivotal role in the rise of computers. She graduated from Hunter College with a B.Sc. in Mathematics and was hired...

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...

Ding Wen Lim

Deemed the world's youngest iPhone developer at age 9, Lim is a programmer from Singapore responsible for the app Doodle Kids. Born September 21, 1999, he was thrust into the media spotlight...

Dawson Engler

Co-founder of the Exokernel Operating System Project and co-developer of KLEE, Engler has served as an associate professor of Electrical Engineering and Computer Science at Stanford University. He received his Ph.D. from...

Theodore Y. Ts'o

Known for his contributions to the Linux kernel, in particular his contributions to file systems, Ts'o graduated in 1990 from MIT with a degree in computer science. After graduation he worked in...

Cyril Cleverdon

Best known for his work on the evaluation of information retrieval systems, Cleverdon was a British librarian and computer scientist born in Bristol, England. He worked at the Bristol Libraries from 1932...

Alexander L'vovich Brudno

Best known for fully describing the alpha-beta (α-β) search algorithm, Brudno was a Russian Jewish computer scientist who lived in Israel from 1991. He developed the "mathematics/machine interface" for the M-2 computer...

Niklaus Emil Wirth

Designer of programming languages including Pascal, EULER, ALGOL-W, and Modula, Wirth won the Turing Award in 1984 for developing a sequence of innovative computer languages. He was a Swiss computer scientist who...

Mike Saranga

Designer and implementer of IBM's Program Fetch and co-developer of IBM's relational databases, Saranga brought 36 years of extensive experience in system architecture, product development, and executive management. He spent 30 years...

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...

Yogen Dalal

Member of the original Star and Ethernet development teams at Xerox, Dalal is also a co-author of the TCP Specification, whose team's pioneering work on the design of the TCP protocol has...

Matthew (Matt) David Welsh

Co-founder of the Linux Documentation Project, Welsh is a computer scientist and software engineer. He has also served as the Gordon McKay Professor of Computer Science at Harvard University School of Engineering...

Eugene Wong

Instrumental in building an Internet backbone for Asia and a pioneering contributor to relational database management, Wong has also inaugurated major initiatives in microsystems, information technology, nanotechnology, service-sector engineering, and biotechnology. Wong received...

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...

Jim Knopf (aka Button)

Considered by many to be one of the "fathers" of shareware (so named by fellow software veteran Peter Norton), Knopf worked as an IBM software engineer in Seattle, Washington, where he wrote...

Irene Greif

Inventor of the Version Manager — consistently designated by analysts as the most significant group-enabling feature in spreadsheets — Greif is an American computer scientist and a founder of the field of...

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...

Nicholas (Nick) John Pippenger

Co-inventor of extendible hashing, Pippenger is recognized for a number of fundamental results widely used in theoretical computer science, database processing, and compiler optimization. He held a B.S. degree in Natural Sciences...