Donald Michael Ludlow

Principal designer and developer of the Input-Output Supervisor (IOS) component of OS/360, Ludlow made significant contributions to IBM's landmark operating system. Born in Detroit, Michigan, Ludlow grew up in Melvindale. He earned a...

Izrael Abraham Staffel

Inventor of a calculating machine able to add, subtract, divide, multiply, and obtain a square root, Staffel was a Polish inventor, watchmaker, mechanic, and designer of calculating machines, born in 1814 in...

Ralph H. Baer

Known as the "father of video games" and inventor of the home video game console, Baer transformed interactive entertainment. In 1949, Baer went to work as chief engineer for a small electro-medical equipment...

David Andrew Patterson

One of the innovators of Redundant Arrays of Independent Disks (RAID), Patterson is an American computer pioneer and academic. A native of Evergreen Park, Illinois, he attended UCLA, receiving his B.A. in...

Jaan Tallinn

Co-developer of Skype and FastTrack/Kazaa, Tallinn holds the world's record for the largest number of software downloads at almost 500 million. An Estonian programmer, he is widely celebrated for writing the peer-to-peer...

Michael S. Tomczyk

Best known for his role in the development and marketing of the Commodore VIC-20, the first microcomputer to sell one million units, Tomczyk is also recognized as an early pioneer in telecomputing....

Dharma P. Agrawal

Leader of the University of Cincinnati - BlueTooth (UCBT) Bluetooth package, Agrawal was a communications scientist who specialized in wireless sensor networks. He served as the Ohio Board of Regents Distinguished Professor...

Vincent (Yu-Cheng) Hsu

Lead developer of the DS8000, which launched in 2005 and remains a key part of IBM's storage portfolio, Hsu has served as an IBM Fellow and IBM's Chief Technology Officer for Disk...

Burton J. Smith

Primary architect of the Denelcor Heterogeneous Element Processor (HEP), Smith was a pioneering computer architect who served as a Technical Fellow at Microsoft. He earned a B.S.E.E. degree from the University of...

Martin Charles Golumbic

Contributor to fundamental research in artificial intelligence in the area of complexity and spatial-temporal reasoning, Golumbic is a mathematician and computer scientist best known for his work in algorithmic graph theory and...

Stanley Gill

Co-inventor of the first computer subroutine, Gill was a British computer scientist who shared that achievement with Maurice Wilkes and David Wheeler. Gill was born in Worthing, West Sussex, England, educated at...

Jan Aleksander Rajchman

Conceiver of the first read-only memory and developer of the selectively addressable storage tube, Rajchman was an American electrical engineer and computer pioneer. Although he was born in London, he received the...

Willem (Wim) Roelandts

Born in Lennik, Belgium, he holds a BS in Electrical Engineering from Rijks Hogere Technische School in Anderlecht, Belgium in 1965. He began his career with Hewlett Packard in Belgium in 1967....

Paul E. Ceruzzi

Noted IT historian, author, and curator, Ceruzzi has served as Curator of Aerospace Electronics and Computing at the Smithsonian's National Air and Space Museum in Washington, D.C. He received a BA from...

Charles Kuen Kao

Pioneer in the development and use of fiber optics in telecommunications, Kao is known as the "Godfather of Broadband," "Father of Fiber Optics," and "Father of Fiber Optic Communications." He was jointly...

Giovanni Poleni

Builder of the first pinwheel design calculating clock, Poleni was a pioneer of mechanical computation. Made of wood, his calculating clock was built in 1709; he destroyed it after hearing that Antonius...

Lawrence Moser Breed

Creator of the first computer animation language and system, Breed built it as an undergraduate at Stanford University in 1961 and used it at Stanford football half-times to coordinate images produced by...

Georgy Adelson-Velsky

Co-inventor of the AVL tree and head developer of the Kaissa chess computer, Adelson-Velsky made foundational contributions to both computer science and computer chess. In 1962, Georgy and E.M. Landis published a...

Justin Rattner

Visionary of the Department of Energy ASCI Red System, the first computer to sustain one trillion operations per second (one teraFLOPS) and the fastest computer in the world between 1996 and 2000,...

Max Palevsky

Founder of Scientific Data Systems, Palevsky was a computer technology pioneer whose company became one of the most successful computer companies of the 1960s. Max Palevsky was born in Chicago, Illinois, in 1924....