Gerald Estrin

Father of reconfigurable computing and variable structure computing, Estrin transformed how computational processes could be accelerated using variable configurations of specialized hardware modules. Estrin received his B.S., M.S., and Ph.D. degrees from the...

Christopher Strachey

One of the founders of denotational semantics and a pioneer in programming language design, Strachey made lasting contributions to computer science. After the war he fulfilled a long-standing ambition by becoming a schoolmaster...

Alan Kotok

Co-developer of what is sometimes called the first video game (Spacewar!), Kotok was also part of the team that wrote the Kotok-McCarthy program which took part in the first chess match between...

Herman Hollerith

Inventor of the punched card, Hollerith was a German-American statistician who developed a mechanical tabulator based on punched cards to rapidly tabulate statistics from millions of pieces of data. He was the...

Michael (Mike) Rubens Bloomberg

Founder and CEO of Bloomberg L.P., a global financial services, mass media, and software company, Bloomberg is an American businessman, author, politician, and philanthropist. His net worth is estimated at US$ 53.4...

Jeffrey A. Frey

Co-developer of technologies enabling cloud computing, Frey has served as an IBM Fellow and CTO for System z. He is one of the founding architects of System z Parallel Sysplex, which operates...

Rosalyn S. Yalow

Co-winner of the 1977 Nobel Prize in Physiology or Medicine, Yalow shared the honor with Roger Guillemin and Andrew Schally for the development of the radioimmunoassay technique. She was the second woman...

Jun Murai

Considered "the father of Japan's Internet," Murai is a Japanese computer scientist and professor at Keio University. He founded JUNET, a computer network established by three universities — Tokyo University, Tokyo Institute...

Laxmikant (Sanjay) Kale

Developer of the "migratable objects" parallel programming model and its implementation in the Charm++ parallel programming system, Kale has served as a Professor of Computer Science at the University of Illinois at...

Anriette Esterhuysen

A pioneer in using Internet and Communications Technologies to promote social justice and affordable access, Esterhuysen was a leading figure in both South African and global digital rights advocacy. She served as...

Joseph (Joe) M. Tucci

CEO of EMC Corporation, Tucci is more popularly known as Joe Tucci. He has served as Chairman of the Board of Directors, President and Chief Executive Officer of EMC, having taken on...

David Hilbert

One of the founders of proof theory and mathematical logic, Hilbert's work laid the basis for recursion theory and later theoretical computer science. He was recognized as one of the most influential...

Federico Luigi Conte Menabrea

Author of the landmark 1842 "Sketch of the Analytical Engine Invented by Charles Babbage, Esq." — translated and annotated by Ada Lovelace — which described many aspects of computer architecture and programming,...

Monte M. Toole

Builder of the device testing lab at Fairchild Semiconductor, Toole went on to found Novellus Surface Integrity Group (aka GaSonics International Corporation) in March 1971, serving as its Chairman until April 1998,...

Michael R Williams

A pioneer in the history of computing who is — unusually — a computer scientist himself, Williams has published books and articles, taught, curated museum exhibits, and promoted professional activity in the...

John Norris Maguire

Founder of Software AG of North America, Inc. and overseas distributor of the Adabas system — a commercial relational database management system (DBMS) first developed for IBM 360 computers — Maguire built...

William Frederick Miller

Contributor to the development of the computer and its applications at Argonne, Miller served as Director of the Applied Mathematics Division at Argonne National Laboratory beginning in 1959, and later as President...

Stephen W. Keckler

Developer of scalable parallel processor and memory system architectures, Keckler joined NVIDIA in December 2009 and has led the Architecture Research Group. He has also served as Professor of both Computer Science...

Willgodt Theophil Odhner

Inventor of one of the most popular portable mechanical calculators, Odhner based his solution on a geared pinwheel mechanism, resulting in the well-known barrel-shaped calculating machines bearing his name. Although calculating machines...

Muhammad ibn Musa al

Presenter of the first systematic solution of linear and quadratic equations in Arabic, al-Khwārizmī was a Persian mathematician, astronomer, and geographer—a scholar in the House of Wisdom in Baghdad whose life spanned...