Marcelli Wein

A member of the pioneer group that initiated Computer Graphics projects at the NRC, developing the use of interactive graphics systems and computer animation, Wein is an international leader in Computer Graphics...

David John Wheeler

Inventor of the closed subroutine, Wheeler was a pioneer of standard programming techniques whose elegant coding of the EDSAC Initial Orders in only 30 words of store remained a model of what...

Ravi Arimilli

Chief Architect largely responsible for the development of the IBM POWER5, Arimilli has been named an IBM Fellow, the company's highest technical honor, in May 2001. One of the most prolific inventors...

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....

Juan R. Rodriguez

Pioneer in the development of advanced computer data storage technologies across four decades, Rodriguez co-founded Storage Technology Corporation in 1969 along with three other IBM engineers: Jesse Awieda, Thomas S. Kavanagh, and...

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...

David (Dave) B. Lindquist

Responsible for the strategy and architecture of IBM's Cloud technology (SmartCloud software), Smarter Infrastructure, and Integrated Service Management solutions, Lindquist has served as an IBM Fellow, Chief Technology Officer of Software Group,...

Pieter Van den Abeele

Founder of the PowerPC version of Gentoo Linux, Van den Abeele spearheaded the Gentoo architectures and platforms effort together with Daniel Robbins. He received a scholarship from Apple Computer for founding Gentoo...

Frances (Fran) Elizabeth Allen

Pioneer in optimizing compilers and the first woman to win the Turing Award, Allen was also the first female IBM Fellow. Allen was an expert in the field of optimizing compilers. As a...

John Napier

Renowned as the discoverer of the logarithm and inventor of "Napier's bones," Napier was a Scottish mathematician, physicist, astronomer, and astrologer, and also the 8th Laird of Merchiston. He was the son...

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...

Margaret Hamilton

Award-winning NASA computer scientist and mathematician who developed the Apollo program's on-board flight software, Hamilton is also recognized as the individual who coined the term "software engineering." Born in 1938, Hamilton graduated from...

Julius Blank

Co-developer of an inexpensive method for manufacturing silicon chips, building them from scratch beginning with the machinery for growing silicon crystals, Blank was a semiconductor pioneer and a member of the so-called...

Thomas E. Osborne

Developer of the architecture for the HP9100A, an early computer, Osborne joined Hewlett-Packard in 1965 as a consultant with that responsibility. Prior to joining HP, he had designed data processing equipment, then...

Jack B. Dennis

A pioneer of time-sharing and hacker culture, Dennis is a computer scientist whose research group owned the PDP-1 at MIT — the machine that later became famous in computer science history as...

Charles P. Thacker

Pioneer in computer design and realization of the Alto, one of the first modern personal computers, Thacker received his B.S. in physics from the University of California, Berkeley in 1967 and then...

Lisa T. Su

Inducted into the WITI Hall of Fame in 2021, Su became Chair and Chief Executive Officer of Advanced Micro Devices (AMD). Since taking the helm in 2014, she led a major transformation...

Friedrich Ludwig Gottlob Frege

Considered one of the founders of modern logic, Frege made major contributions to the foundations of mathematics. As a philosopher, he is generally considered to be the father of analytic philosophy, for...

Robert (Bob) J. Frankenberg

Leader of the revival of HP's personal computer unit, Frankenberg is an American computer engineer and business executive. He spent much of his career at Hewlett-Packard (HP), starting there in 1969. While...

Stephen Warshall

Developer of the transitive closure algorithm known as Warshall's algorithm, Warshall made foundational contributions to graph analysis for finding shortest paths in a weighted graph. Born in New York City, Warshall went to...