Gary Durbin

Founder of a company in 1970 that introduced Secure, an early software security product, Durbin is a software pioneer and entrepreneur with over thirty-five years of experience. He began his career specializing...

Conel Hugh O'Donel Alexander, CMG, CBE

One of the key workers on breaking the Enigma machine, Alexander made vital contributions to British codebreaking during World War II. An Irish-born British cryptanalyst, chess player, and chess writer, he was...

Michael J. Flynn

Proposer of Flynn's Taxonomy, a landmark classification of computer architectures developed in 1966, Flynn also served as Design Manager of prototype versions of the IBM 7090 and 7094/II. He joined IBM in...

Henry Edward Roberts

Designer of the first commercially successful personal computer, Roberts transformed computing in 1975. He founded Micro Instrumentation and Telemetry Systems (MITS) in 1970 to sell electronics kits to model rocketry hobbyists, but...

Ida Rhodes

A member of the influential circle of women at the heart of early computer development in the United States, Rhodes was an American mathematician who shaped the field during its foundational years.

Larry LeRoy Constantine

Pioneer in modern software engineering, Constantine began his professional career in computers with a summer job at Scientific Computing, at the time a subsidiary of Control Data Corporation, in Minneapolis, having learned...

Ivan Plander

Developer of the analog computer around 1958, Plander is a Slovak computer scientist who received his Ph.D. at the Technical University in Prague and his Habilitation (Dr.Sc.) in Computer Science at the...

Anthony (Tony) C. Temple

Co-developer of the Application System (AS), one of IBM's most successful application offerings, Temple helped to launch IBM's international Time Sharing service in Europe and was instrumental in AS's development both as...

Cyril Cleverdon

Best known for his work on the evaluation of information retrieval systems, Cleverdon was a British librarian and computer scientist born in Bristol, England. He worked at the Bristol Libraries from 1932...

Paul Marie Ghislain Otlet

Considered one of the fathers of information science, Otlet was an author, entrepreneur, visionary, lawyer, and peace activist whose writings have sometimes been called prescient of the current World Wide Web. He...

Marcian (Ted) Edward Hoff

Inventor of the microprocessor, Hoff joined Intel in 1967 as employee number 12, and is credited with coming up with the idea of a universal processor instead of custom-designed circuits. His insight...

Laxmikant (Sanjay) Kale

Developer of the "migratable objects" parallel programming model and its implementation in the Charm++ parallel programming system, Kale has served as a Professor of Computer Science at the University of Illinois at...