David G. Arscott

Founder board member of the IT History Society and Silicon Valley venture capitalist, Arscott spent his entire professional career investing in private and public technology companies. In 1968, he joined the group...

Alexander Matveevich Poniatoff

Founder of AMPEX, Poniatoff established the company in 1944, using his initials, A.M.P., plus "ex" for "excellence" to create the name. The high-frequency bias technique, which made quality recording possible, was invented...

Dorcas Muthoni

Founder of OPENWORLD LTD at the age of 24, Muthoni was a Kenyan entrepreneur and computer scientist who established the software consulting company to advance technology's role in African society. Through her...

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...

Charles Henry Bennett

Co-discoverer of quantum cryptography and one of the founding fathers of modern quantum information theory, Bennett is a physicist, information theorist, and IBM Fellow at IBM Research. His work at IBM has...

Leopold Kronecker

A contributor to the concept of continuity and the reconstruction of irrational numbers in real numbers, Kronecker was a German mathematician who worked on number theory and algebra. He was born in...

John Henry Patterson

Founder of the National Cash Register Company, Patterson was also famous for hiring and later firing Thomas Watson Sr., who went on to become General Manager, then President, of CTR — later...

Robert (Bob) William Taylor

Leader of teams that made major contributions to the personal computer and other related technologies, Taylor is sometimes called the father of the modern Internet. Born in Dallas, Texas in 1932, the adopted...

Robert (Bob) Nimrod Miner

Architect of Oracle's relational database management system and co-founder of Oracle Corporation, Miner led product design and development from 1977 until 1992. In December 1992, he left that role and spun off...

Mark Pincus

Co-founder of Zynga, which makes online social games, Pincus also founded Freeloader, Inc., Tribe Networks, and SupportSoft. He has served as CEO of Zynga, which had 235 million monthly active users as...

Edmund Callis Berkeley

Author of the landmark 1949 book Giant Brains, or Machines That Think, Berkeley became famous for describing the principles behind computing machines and surveying the most prominent examples of the time, including...

Gary Harpst

Co-founder of Solomon Software and designer of its pioneering accounting products, Harpst grew up in Findlay, Ohio and graduated from Ohio State University with B.A. and M.B.A. degrees in Business and Computer...

Dimitri P. Bertsekas

Known for his fourteen textbooks and monographs in theoretical and algorithmic optimization and control, and in applied probability, Bertsekas is an applied mathematician and computer scientist who has served as a professor...

Anders Hejlsberg

Co-designer of Turbo Pascal, Delphi, and C#, Hejlsberg is a Danish software engineer who has shaped several of the most widely used programming languages and development tools in the history of commercial...

Hartmut Esslinger

Creator of a design strategy that transformed Apple from a "Silicon Valley Start-Up" into a global brand, Esslinger is a German-American industrial designer and inventor known for co-founding Frogdesign, a global innovation...

Craig Alexander Newmark

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

Hakon Wium Lie

Proposer of the concept of Cascading Style Sheets (CSS), Wium Lie worked as an employee at W3C, where he developed CSS into a W3C Recommendation. Wium Lie proposed the Acid2 test, which was...

Dinesh Verma

Leader of an international team of 22 research organizations selected to form the International Technology Alliance in Network Sciences, Verma is an IBM Fellow, researcher, and Department Group Manager at the IBM...

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...

Tim O'Reilly

Founder of O'Reilly Media, publisher of some of the most industry-standard books on information technology, O'Reilly launched the company in 1978, starting with the "Nutshell Handbooks" series on Linux, and later expanding...