H. Berry Cash

Co-founder of Mostek Corporation, which was instrumental in founding the DRAM market, Cash has had over 35 years of experience building successful businesses in the technology industry. He is one of the...

John Perry Barlow

Co-founder of the Electronic Frontier Foundation, Barlow was an American poet, essayist, cyber-libertarian political activist, and former lyricist for the Grateful Dead. He was a retired Wyoming cattle rancher who was associated...

Alonzo Church

A major contributor to mathematical logic and the foundations of theoretical computer science, Church is sometimes called the father of theoretical computer science. He is best known for the lambda calculus, the...

Harry Wexler

A pioneer in the use of computers for weather prediction and modification, Wexler was an American meteorologist who attended Harvard University, and in 1939 was awarded a Ph.D. in meteorology from the...

Arthur L. Samuel

Pioneer in computer gaming and artificial intelligence, Samuel is most known within the AI community for his groundbreaking work in computer checkers. He thought that teaching computers to play games was very...

Marcia Neugebauer

Among the first researchers to yield direct measurements of the solar wind, Neugebauer made foundational contributions to space physics, including work that shed light on the solar wind's physics and its interaction...

Scott McNealy

Co-founder of Sun Microsystems, McNealy started the computer technology company in 1982 along with Vinod Khosla, Bill Joy, and Andy Bechtolsheim. Sun Microsystems, along with companies such as Silicon Graphics, 3Com, and Oracle...

Meir (Manny) Lehman

Recognizer of the software evolution phenomenon and author of the eponymous Lehman's laws of software evolution, Lehman made foundational contributions to understanding how software changes over time. He served as a Professor...

Howard Hathaway Aiken

Pioneer in computing and original concept designer behind IBM's Harvard Mark I computer, Aiken transformed early computing with his vision of electro-mechanical calculation. Howard studied at the University of Wisconsin–Madison and later obtained...

Joseph (Joe) A. Piscopo

Founder of Pansophic Systems in 1969, Piscopo built the Lisle, Illinois software firm into a major enterprise before retiring as its Chairman and C.E.O. in 1987 after 18 years. Previously, he had...

Laszlo (Les) A. Belady

Author of the most-cited paper in software over two decades, Belady's 1966 article on Virtual Memory Systems set a landmark acknowledged by the Citation Index Classic. A design engineer and veteran senior...

Curt Herzstark

Designer and manufacturer of the Curta, one of the first mechanical pocket calculators, Herzstark was an Austrian engineer and inventor. Born in Vienna, the son of Marie and Samuel Jakob Herzstark, his...

William (Bill) Yeager

Inventor of the multi-protocol router and network operating system, Yeager is best known for creating a packet-switched, "Ships in the Night," multiple-protocol router in 1981, during his 20-year tenure at Stanford's Knowledge...

Harvey G. Cragon

Designer and builder of the first digital computer with Integrated Circuits (IC) and the first TTL computer, Cragon is recognized as a pioneering American computer engineer. Born in Ruston, Louisiana, he studied...

John Richard Patterson

Pioneer of computer dating outside America, Patterson was the first to use a computer to professionally match couples in the 1960s. He was the founder of Dateline Computer Dating.

Ruth A. David

Credited with encouraging the CIA to pursue partnerships with the private sector, Ruth A. David also designed a proposal to procure technology at the stage of development from private industry. Her work earned...

Jay N. Goldberg

Purchaser of Money Management Systems, Inc. (MMS) in 1986, Goldberg acquired the firm — which sold software and services to banks and broker-dealers for securities trading activities — from Ziff-Davis, later selling...

Rama Chellappa

Pioneer researcher in image processing, computer vision, and pattern recognition, Chellappa has served as a Minta Martin Professor of Engineering (from 2005) and a Professor of Electrical and Computer Engineering (ECE) and...

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...

William (Velvel) Morton Kahan

One of the foremost experts on floating-point computations, Kahan is recognized for his fundamental contributions to numerical analysis and has dedicated himself to "making the world safe for numerical computations." Among his...