Richard D. Greenblatt

Co-founder of the hacker community and the main implementer of Maclisp on the PDP-6, Greenblatt is also known for writing Mac Hack, the first computer program to play tournament-level chess and the...

Brian Wilson Kernighan

Co-author of the first book on the C programming language and programmer of well-known Unix utilities such as ditroff and cron, Kernighan worked at Bell Labs alongside Unix creators Ken Thompson and...

Annie Easley

A significant contributor to the early development of NASA's rocket technologies, Easley spent decades as a NASA engineer whose work in programming, energy-conversion, and shuttle launches helped address the agency's need for...

Jay Wright Forrester

Founder of System Dynamics, Forrester was also a pioneer computer engineer and systems scientist whose invention of magnetic core memory transformed computing. Forrester was born on July 14, 1918, on a cattle ranch...

Thomas Parke Hughes

Co-founder of the Society for the History of Technology, Hughes was an American historian of technology and an emeritus Professor of History at the University of Pennsylvania, as well as a visiting...

Stephen W. Dunwell

Lead engineer in the development of IBM's STRETCH supercomputer, Dunwell oversaw a project that was first shipped in 1962—two years before the introduction of the legendary IBM System/360. The development of STRETCH illustrates...

Ernest J Kaye

Member of the original LEO computer design team, Kaye was jointly responsible for much of the early circuit design of the LEO computer. Born in London on 20th June 1922 of Simon...

Barry Leiba

Developer of Ultimail, an early integrated multimedia e-mail system created with his team at IBM Research, Leiba is a computer scientist and software researcher. His work focused for many years on electronic...

Gerd Binnig

Co-inventor of the scanning tunneling microscope (STM) and Nobel Prize winner in Physics (1986), Binnig was born in Frankfurt am Main and played in the ruins of the city during his childhood....

Dan Warmenhoven

Under his leadership, NetApp grew from a start-up to a multibillion-dollar company and a recognized market leader in networked storage. Warmenhoven has served as Executive Chairman of NetApp Inc., as well as...

C. Denis Mee

Founder of IBM's Magnetic Recording Institute (MRI), Mee is a key technologist and pioneer in the hard drive industry. He joined IBM in 1962 at Yorktown Heights, NY as a research staff...

Fernando (Corby) J. Corbato

Pioneer in the development of general-purpose, large-scale, time-sharing and resource-sharing computer systems, Corbató received the ACM Turing Award in 1990 for these foundational contributions. Fernando (Corby) J. Corbató was born on July 1,...

Wolfgang Roesner

Architect of the verification tools and methodologies used across all IBM systems, Roesner is a senior technical staff member in IBM's verification tools development group in Austin, Texas. His accomplishments in the...

Trevor Mudge

Proposer of Razor, a circuit technique that allows robust operation at very low voltages in processor pipelines based on dynamic detection and correction of circuit timing errors, Mudge has been a University...

Chen-Jung (Stan) Shih

Designer and developer of Taiwan's first desktop calculator, Shih is also recognized as the founder and former President of the Acer Group. Born in Lukang Township, Changhua County, Taiwan, he has been...

Karl Kempf

Pioneer in applying advanced mathematics to industrial and engineering challenges, Kempf is best known for heading a group of mathematicians at Stanford University who built computer models allowing Intel to design financial...

John Blankenbaker

Designer and inventor of the Kenbak-1, considered by the Computer History Museum and the American Computer Museum to be the world's first "personal computer," Blankenbaker founded Kenbak Corporation in 1970, and the...

James (Jim) Rymarczyk

Key role player in advancing virtualization technology at IBM, Rymarczyk spent over 43 years with the company, from May 1968 to January 2012, retiring as an IBM Fellow in 1996. He joined...

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....

Robert W. Floyd

Having a clear influence on methodologies for the creation of efficient and reliable software, Floyd made lasting contributions to computer science across several areas. His contributions included the design of Floyd's algorithm,...