Hans Peter Luhn

Creator of the Luhn algorithm and KWIC (Key Words In Context) indexing, Luhn was a computer scientist for IBM whose work is in wide use today. The Luhn algorithm, or Luhn formula,...

Andrei Petrovich Ershov

Pioneer of Soviet computer science, Ershov was responsible for the languages ALPHA and Rapira, AIST-0 the first Soviet time-sharing system, the electronic publishing system RUBIN, and MRAMOR, a multiprocessing workstation. He was...

Tsugio Makimoto

A leader in Japan's semiconductor industry, Makimoto is sometimes called "Mr. Semiconductor" in Japan. He participated in the controversy over the trade conflict in the semiconductor industry between Japan and the US...

Paul Marie Ghislain Otlet

Considered one of the fathers of information science, Otlet was an author, entrepreneur, visionary, lawyer, and peace activist whose writings have sometimes been called prescient of the current World Wide Web. He...

Andrei Zary Broder

Co-inventor of the first practical test to prevent robots from masquerading as humans and accessing web sites — often referred to as CAPTCHA — Broder has served as a Distinguished Scientist at...

Eric J. Bina

Co-creator of Mosaic and co-founder of Netscape, Bina authored the first version of Mosaic in 1993 along with Marc Andreessen while working as a programmer at the National Center for Supercomputing Applications...

Benjamin B. Bederson

One of the principal leaders in the field of human-computer interaction, Bederson has been recognized through his selection to the Association for Computing Machinery's CHI Academy, an honorary group of individuals who...

Daniel D. McCracken

Author of "A Guide to Fortran Programming" (Wiley, 1961) and its successors — the standard textbooks on that language for over two decades — McCracken was one of computing's most prolific educators....

Kevin OLeary

Co-developer of SoftKey International, a software publisher of software intended for home audiences, OLeary built the company from a $10,000 seed investment from his mother into a successful CD-ROM distributor. Born in Mount...

Alan Gara

Technical leader for three generations of IBM Blue Gene supercomputers, Gara's Blue Gene/L system held the #1 position on the Top500 list for five consecutive dates. He has served as an IBM...

Leopold Kronecker

A contributor to the concept of continuity and the reconstruction of irrational numbers in real numbers, Kronecker was a German mathematician who worked on number theory and algebra. He was born in...

Ivar Hjalmar Jacobson

Known as a major contributor to UML, Objectory, RUP, and aspect-oriented development, Jacobson has shaped modern software engineering practice. After university, he started working at Ericsson until April 1987, when he started...

Gillian Docherty

Appointed the first Chair of Scotland's AI Alliance in 2021, Docherty was chosen to lead the implementation of Scotland's AI Strategy. She served as CEO of The Data Lab, the Scottish innovation...

Wally Feurzeig

Inventor of the LOGO programming language, Feurzeig was also a well-known researcher in Artificial Intelligence.

Charles Stanhope, 3rd Earl Stanhope

Inventor of two calculating machines, Stanhope was also a British statesman and scientist and a Fellow of the Royal Society (FRS). Also known as Charles Mahon, 3rd Earl Stanhope, he was the...

Herman Heine Goldstine

One of the original developers of the ENIAC, Goldstine left the University of Michigan, where he was a professor, in July 1942 to enlist in the Army after the United States entered...

Steve McConnell Case

Co-founder and former chief executive officer and chairman of America Online (AOL), Case is an American businessman who reached his highest profile when he played an instrumental role in AOL's merger with...

Owen R. Mock

One of the programmers who developed the PACT series of compilers for the IBM 701 and helped install the first operating system ever in operation, Mock pioneered computer operating systems in the...

Ralph Ernest Meagher

Co-creator of the ILLIAC series, culminating with the ILLIAC IV supercomputer, the largest and fastest in the world, Meagher completed his physics degree at the University of Illinois in 1949. He had...

Stephen (Steve) T. Kent

Designer and developer of user authentication and access control systems as well as other network security systems, Kent has served as Vice President and Chief Scientist for Information Security at BBN Technologies....