Robert Endre Tarjan

Renowned for fundamental achievements in the design and analysis of algorithms and data structures, Tarjan is an American computer scientist. He discovered several important graph algorithms, including Tarjan's off-line least common ancestors...

James David Foley

Co-author of several widely-used textbooks in the field of computer graphics — with over 400,000 copies in print and translated into ten languages — Foley is a Professor and the Stephen Fleming...

John Couch

One of the primary software architecture designers of the HP AMIGO/300 software environment — a precursor to the Xerox Alto and the Macintosh — Couch also served as Apple's first Vice President...

David Harold Bailey

Writer of the computer program that enabled the discovery of the Bailey–Borwein–Plouffe formula for computing digits of pi, Bailey is a mathematician and computer scientist. He received his B.S. degree in Mathematics...

John Rushby

Developer of the Prototype Verification System (PVS), a major impetus for the development of computer science, Rushby is a British computer scientist legendary in the field of formal methods and verification. He...

Roger D. Moore

Co-recipient of the 1973 Grace Murray Hopper Award from the Association for Computing Machinery, Moore was recognized — along with Larry Breed and Richard Lathwell — for their work in the design...

Seymour Ivan Rubinstein

Director of the development of WordStar — the first truly successful commercial program for the personal computer — Rubinstein gave the general population reasonably priced access to word processing for the first...

Frances (Betty) Elizabeth Holberton

One of the six original programmers of ENIAC, the first general-purpose electronic digital computer, Holberton made foundational contributions to the history of computing. During World War II, while the men were fighting,...

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...

Anthony (Tony) C. Temple

Co-developer of the Application System (AS), one of IBM's most successful application offerings, Temple helped to launch IBM's international Time Sharing service in Europe and was instrumental in AS's development both as...

James William Cooley

Co-developer of the Fast Fourier Transform, Cooley made one of the most significant contributions to mathematics and digital signal processing in the twentieth century. Cooley was born and raised in New York City....

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...

Larry Wall

Creator of Perl, Wall is one of the most influential figures in the open-source software movement. Wall studied linguistics and music at Seattle Pacific University, where he graduated in 1976. He later attended...

James (Jim) A. Brown

Inventor of the APL2 program product, Brown is one of the computing world's leading authorities on array technology. He spent nearly 30 years at the center of IBM's array technology efforts, serving...

Ronald K Stamper

Pioneer in organizational semiotics and information theory, Stamper is recognized for applying semiotics to information systems in a way that transformed the field. Born in Nottingham, England, 1934, Stamper studied mathematics and statistics...

Dinesh Verma

Leader of an international team of 22 research organizations selected to form the International Technology Alliance in Network Sciences, Verma is an IBM Fellow, researcher, and Department Group Manager at the IBM...

Brendan Eich

Creator of the JavaScript scripting language, Eich is a computer programmer and chief technology officer of Mozilla Corporation. He worked with MicroUnity Systems Engineering writing microkernel and DSP code, and doing the...

Peter R. Jennings

Author of the first commercially successful chess program for microcomputers, Jennings is a Canadian physicist, interdisciplinary scientist, inventor, software developer, computer chess programmer, businessman, and paraglider. Born in England, his family moved...

Alan Jay Perlis

A pioneer in advanced programming techniques and compiler construction, Perlis was the first recipient of the ACM Turing Award in 1966, sometimes called the "Nobel Prize of Computing." Perlis was born on April...

Dave Smith

Known as the "Father of MIDI" for his role in developing the Musical Instrument Digital Interface, Smith pioneered many groundbreaking technologies in music. He was also responsible for the Prophet 5, the...