Alan Jay Perlis

A pioneer in advanced programming techniques and compiler construction, Perlis was the first recipient of the ACM Turing Award in 1966, sometimes called the "Nobel Prize of Computing." Perlis was born on April...

Bettina Speckmann

Speckmann headed the Applied Geometric Algorithms group at Eindhoven University of Technology and was a professor in the Department of Mathematics and Computer Science in Eindhoven, Netherlands. Her research focused on computational...

Alan Curtis Kay

Pioneer of object-oriented programming and windowing graphical user interface design, Kay is an American computer scientist also known for coining the phrase, "The best way to predict the future is to invent...

Patricia G. Selinger

Pioneer in relational database management and inventor of cost-based query optimization, Selinger is a world-renowned American computer scientist and IBM Fellow whose technique has been adopted by nearly all relational database vendors...

Lois Haibt

The only female member of the ten-person team that invented FORTRAN, Haibt is an American computer scientist perhaps most famous for her role in creating the first successful high-level programming language. She...

Qiang Yang

Leader of research teams that won the 2004 and 2005 ACM KDDCUP international competitions on data mining, Yang has served as a Professor in the Department of Computer Science and Engineering at...

Oleg Vishnepolsky

Author of IBM's S2 Spreadsheet and of TCP/IP stacks for OS/2 and IBM POS terminals, Vishnepolsky is one of the early Internet technologists, with a 20-plus year track record of technological advancements,...

Peri L. Tarr

Technical leader for collaborative analytics and optimization for software and systems engineering, with results transferred into IBM products, Tarr has served as a Research Staff Member at IBM Thomas J. Watson Research...

William Hugh Murray

Recognized as a founder of the systems audit field and a pioneer of computer security, Murray joined IBM Research as a programmer in 1956, where he worked on such iconic systems as...

Barry Schrager

Co-designer and developer of early commercial computer security software products, Schrager is recognized as one of the people who started the concept of data security when he founded and became the first...

James E. Rumbaugh

Co-developer of the Object Modeling Technique (OMT) and the Unified Modeling Language (UML), Rumbaugh is an American computer scientist and object-oriented methodologist who created these with Grady Booch and Ivar Jacobson. Born...

Edsger Wybe Dijkstra

Creator of the ALGOL programming language, Dijkstra was one of the most influential members of computing science's founding generation. Among the domains in which his scientific contributions are fundamental are algorithm design,...

James (J.H.) Hardy Wilkinson

A prominent researcher in numerical analysis to facilitate the use of the high-speed digital computer, Wilkinson received the Turing Award in 1970 "for his research in numerical analysis to facilitate the use...

Jim Tice Ellis

Co-creator of Usenet, Ellis changed how people communicate online. It was 1979 when Ellis and a fellow Duke University student, Tom Truscott, decided to use e-mail programs and university computers to establish...

Tom DeMarco

Known as one of the developers of Structured Analysis, DeMarco began his career at Bell Telephone Laboratories in 1963, where he participated in the ESS-1 project to develop the first large-scale Electronic...

Alan Emtage

Alan Emtage conceived and implemented the first version of Archie, a pre-Web internet search engine for locating material in public FTP archives.

David Harold Bailey

Writer of the computer program that enabled the discovery of the Bailey–Borwein–Plouffe formula for computing digits of pi, Bailey is a mathematician and computer scientist. He received his B.S. degree in Mathematics...

Robert W. Floyd

Having a clear influence on methodologies for the creation of efficient and reliable software, Floyd made lasting contributions to computer science across several areas. His contributions included the design of Floyd's algorithm,...

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...

Frederick Jelinek

Pioneer of speech recognition, Jelinek was a Czech-American researcher in information theory, automatic speech recognition, and natural language processing, well known for his oft-quoted statement, "Every time I fire a linguist, the...