William H. Bridge

Pioneer in the development and research of computers and computer technology in the GE DATANET, Bridge began his engineering career during the seminal years of digital computer technology. He joined the SEAC...

Tak H. Ning

Co-inventor and developer of the polysilicon-emitter self-aligned bipolar transistor, which is the basis of all modern bipolar transistor technology, Ning has made foundational contributions to semiconductor device physics. He received his Ph.D....

Paul Alexander Desmond DeMaine

A leading figure in the early development of computer-based automatic indexing and information retrieval and one of the founders of academic computer science in the 1960s, DeMaine was born in South Africa...

Bruce D. Shriver

Worldwide lecturer in the design and implementation of computer hardware and software systems, Shriver has been a computer science academic, consultant, and entrepreneur in the area of high-performance computer systems, publishing extensively...

Martin Edward Hellman

Co-inventor of public key cryptography, Hellman co-authored with Whitfield Diffie the landmark 1976 paper *New Directions in Cryptography*. It introduced a radically new method of distributing cryptographic keys, which went far toward...

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...

Craig Alexander Newmark

Founder of Craigslist, the San Francisco-based website, Newmark is an Internet entrepreneur.

Carla Gomes

Founding Director of the Institute for Computational Sustainability at Cornell University, Gomes was a Portuguese-American computer scientist noted for pioneering work in developing computational methods to address challenges in sustainability. Her research spanned...

Aart J. de Geus

One of the world's leading experts on logic synthesis and simulation, de Geus is the founder, Chairman and CEO of Synopsys Inc., a fellow of IEEE, and Phil Kaufman Award winner. He...

Charles Leonard Hamblin

Inventor of Reverse Polish Notation and the stack in computing, Hamblin was an Australian philosopher, logician, and computer pioneer. He served as a professor of philosophy at the Technical University of New...

Thomas John Watson, Sr.

Former CEO of IBM who oversaw the company's growth into an international force from 1914 to 1956, Watson developed IBM's renowned management style and corporate culture, and turned the company into one...

Lotfi Askar Zadeh

Best known for his theory of fuzzy logic, Zadeh proposed using a membership function (with a range covering the interval [0,1]) operating on the domain of all possible values. He proposed new...

Kenneth (Ken) Levy

Founder and long-time CEO of KLA Instruments Corporation, whose leadership made KLA dominant in new market areas in the semiconductor manufacturing instrumentation field, Levy has been an entrepreneur and corporate executive associated...

Dennis M. Jennings

Responsible for three critical decisions that shaped the subsequent development of NSFNET, the network that became the Internet, Jennings is an Irish physicist, academic, Internet pioneer, and venture capitalist. In 1985, he...

Douglas Donald Troxel

Developer of COMPAREX, an industry-standard mainframe product, Troxel founded SERENA Consulting in 1980 and grew it into a publicly traded software company without venture capital. Raised on a farm near Lake City, Iowa,...

Philip S. Yu

Holder of over 300 U.S. patents in data mining, database systems, Internet applications and technologies, Yu is recognized as an IBM Master Inventor and one of the most prolific inventors in computing....

Erich Gamma

Design leader of Eclipse's Java Development Tools (JDT), Gamma is a Swiss computer scientist and co-author of the best-selling and influential software engineering textbook, "Design Patterns: Elements of Reusable Object-Oriented Software" (Addison-Wesley,...

Cecil Wayne Ratliff

Creator of the Vulcan database program, Ratliff worked for the Martin Marietta Corporation from 1969 to 1982 in a progression of engineering and managerial positions. He was a member of the NASA...

Wei Yen

Major contributor to the Cydra-5 mini-supercomputer, Yen is a software developer and entrepreneur who has been involved with several companies, including as chairman and founder of AiLive. He and his brother David...

Charles (Chuck) H. Moore

Inventor of the Forth programming language, Moore is recognized as one of the most influential figures in programming language history. Born in McKeesport, Pennsylvania, near Pittsburgh, in 1938, Moore grew up in Flint,...