Rudolf Bayer

Inventor of B-Trees and UB-Trees, Bayer is one of the most influential figures in the history of data structures and database systems. Rudolf Bayer was born in 1939 in Landshut, Germany. He...

Dawson Engler

Co-founder of the Exokernel Operating System Project and co-developer of KLEE, Engler has served as an associate professor of Electrical Engineering and Computer Science at Stanford University. He received his Ph.D. from...

David Ferrucci

Leader of the team that developed IBM's Watson computer system, Ferrucci served as the principal investigator who in 2007–2011 led a team of 25 IBM and academic researchers and engineers to create...

Sumit Ghosh

Researcher in computer architectures for next generation secure ATM network design and next generation IP router architecture to defeat next generation viruses, Ghosh has served as the Chair of the Computer Science...

Matthias Ettrich

Founder of the LyX project, an open source document processor popular among technical authors and scientists for its advanced mathematical modes, Ettrich is a German computer scientist and software engineer known for...

Larry Wall

Creator of Perl, Wall is one of the most influential figures in the open-source software movement. Wall studied linguistics and music at Seattle Pacific University, where he graduated in 1976. He later attended...

Danny (Dan) Spracklen

Co-programmer of the Chafitz ARB Sargon 2.5, the first commercial dedicated chess computer with an Auto Response Board (ARB), Spracklen is an American computer scientist and microcomputer chess pioneer. Born in Decatur,...

William Frederick Miller

Contributor to the development of the computer and its applications at Argonne, Miller served as Director of the Applied Mathematics Division at Argonne National Laboratory beginning in 1959, and later as President...

Biz Stone

Co-founder of Twitter, Stone also served as its Creative Director and helped to create and launch Xanga, Blogger, Odeo, and Obvious. Stone published two books about blogging, including *Blogging: Genius Strategies for...

Charles F. Webb

Major contributor to System/390 and zSeries mainframe processors, Webb was named an IBM Fellow in 2003. He joined IBM in Poughkeepsie, N.Y., in 1983, and worked on processor performance analysis, processor design,...

George H. Conrades

Establisher of IBM's Asia/Pacific headquarters in Tokyo, Japan — enabling the region to attain record growth in revenues and earnings — Conrades is an Internet technology pioneer and executive who spent 31...

Raymond (Ray) M. Holt

Developer of the first microprocessor chip set for the US Navy F-14 Tomcat, Holt designed this groundbreaking chip set at Garrett AiResearch's Central Air Data Computer. He co-founded Microcomputer Associates, Incorporated with...

Konrad Zuse

German engineer who, completely independently of British and American computing efforts, built the Z3 (1941), the first working program-controlled general-purpose digital computer. The Z3, destroyed in the bombing of Berlin, never got...

Nils John Nilsson

One of the founding researchers in the discipline of Artificial Intelligence, Nilsson was particularly famous for his contributions to search, planning, knowledge representation, and robotics. He was the first Kumagai Professor of...

Philip (Phil) R. Zimmermann, Jr.

The creator of Pretty Good Privacy (PGP), the most widely used email encryption software in the world, Zimmermann is also known for his work in VoIP encryption protocols, notably ZRTP and Zfone....

Hermann Kopetz

Chief architect of the Time-Triggered Protocol and the Time-Triggered Architecture (TTA), Kopetz has spent over twenty-five years developing a computing infrastructure for the design and implementation of dependable distributed embedded systems. He...

Anil K. Jain

Internationally recognized for contributions to pattern recognition, computer vision, and biometric recognition, Jain has served as a University Distinguished Professor in the Department of Computer Science & Engineering at Michigan State University...

Sudha Murthy

Founder-Chairperson of the Infosys Foundation, Murty built the non-profit charitable organization into a vehicle for wide-ranging social impact across India. She founded several orphanages, supported rural development efforts, and championed a movement...

Steven R. Hofstein

Co-producer of the first working MOS integrated circuit, Hofstein is a well-known scientist with over 40 patents whose inventions have been chronicled by publications that include the New York Times, Newsweek, Business...

Lester (Les) Donald Earnest

Developer of the "first pen-based computer system that reliably recognized cursive writing" and the first spell checker, Earnest began his career as a computer programmer in 1954 during a stint as a...