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...

Nicholas (Nick) DeWolf

Designer of more than 300 semiconductor and other test systems, including the J259, the world's first computer-operated integrated circuit tester, DeWolf co-founded Teradyne, a Boston, Massachusetts-based manufacturer of automatic test equipment, in...

Ralph Ungermann

Co-founder of Ungermann-Bass (UB), the first large networking company independent of any computer manufacturer, Ungermann was considered to be a founding father of the data communications industry. He was often described as...

Ray Ozzie

Creator of Lotus Notes and founder of Groove Networks, Ozzie has been a central figure in collaborative software development. He received his bachelor's degree in computer science in 1979 from the University of...

Donna Dubinsky

A pioneer in the development of personal digital assistants (PDAs), Dubinsky served as CEO of Palm, Inc. and co-founded Handspring with Jeff Hawkins. She went on to co-found the brain research company...

Robert E. Cook

Founder of VM Software (later renamed Systems Center), a provider of software utilities for IBM's VM operating system, Cook built his first company into a firm listed on both the Nasdaq and...

Bradley Joseph Horowitz

Vice President of Streams, Photos and Sharing at Google and co-founder and CTO of Virage, Inc., Horowitz is an American entrepreneur and internet executive. He received his Bachelor's degree in Computer Science...

Robert Kevin Rose

Co-founder of Digg and other Internet start-ups, Rose is recognized for his entrepreneurial work in online media. He first became an on-air talent and later served as a co-host on TechTV's show The...

Gary Mokotoff

Pioneer of the computer software industry for the IBM 1401, Mokotoff is the co-creator of the 1401 Autocoder and sole author of SPS1 and SPS2. He joined IBM in 1959. From 1959 to...

Richard Matthew Stallman

Founder of the GNU Project to create a free Unix-like operating system, Stallman also launched the free software movement and was the main author of the GNU General Public License for open...

Sandy Lerner

Co-founder of Cisco Systems and co-designer of the first router connecting Stanford's computer systems, Lerner received her Bachelor's Degree in 1975 in Political Science from California State University, Chico, a Master's Degree...

Nicholas Negroponte

Pioneer in human-computer interaction research, Negroponte joined the faculty of MIT in 1966. For several years thereafter, he divided his teaching time between MIT and several visiting professorships at Yale, Michigan, and...

Einar (Stef) A. Stefferud

One of the original designers of the MIME protocol for sending multimedia Internet electronic mail, Stefferud made many significant contributions to the development of the Internet, particularly in the areas of IETF...

Stewart Brand

Assistant to Douglas Engelbart's "Mother of All Demos," Brand helped present many revolutionary computer technologies (including the mouse) to the Fall Joint Computer Conference in San Francisco in late 1968. In 1966, Brand...

Richard (Dick) Mandelbaum

Co-founder of NYSERNet, the first nongovernment Internet service provider (ISP), Mandelbaum started out as a Theoretical Mathematician and became a Professor of Mathematics, Computer Science, and Electrical Engineering. He has also served...

Irwin Mark Jacobs

Pioneer of the OmniTRACS system, one of the world's most technologically advanced two-way mobile satellite communications and tracking systems, Jacobs is also co-founder and former Chairman of Qualcomm Incorporated, an American global...

Paul J. Severino

Designer of interface boards for the PDP-11 at Digital Equipment Corporation, Severino began his career there after receiving his B.S.E.E. in Electrical Engineering from Rensselaer Polytechnic Institute in 1969, subsequently serving as...

Ernest (Lee) E. Keet

Founder of Turnkey Systems, Inc. (TSI) and founding director of both the Charles Babbage Foundation and the IT History Society, Keet helped launch one of the pioneering commercial software firms of the...

Alfred Zalmon Spector

Responsible for IBM software product families such as CICS, WebSphere, and MQSeries, Spector is an American computer scientist and research manager. Spector received his Bachelor of Arts degree in applied Mathematics from Harvard...

Steve McConnell

Named one of the three most influential people in the software industry by Software Development Magazine in 1998, alongside Bill Gates and Linus Torvalds, McConnell has worked on the TrueType project under...