Keith Brown

Technical author on Microsoft Windows Security, Brown wrote the SSPI workbench tool and has been the security columnist for MSDN Magazine since 1998.

Gerard J. Holzmann

Developer of the SPIN model checker, Holzmann is a Dutch-born American computer scientist and researcher known for his work at Bell Labs in Murray Hill, New Jersey and at NASA. SPIN (short...

David L. Harame

Lead developer of the world's first successful silicon germanium (SiGe) technology for analog and communications circuits, Harame has served as a Director at IBM, an IBM Fellow, an IEEE Fellow, and a...

John C. Freeman

Co-developer of numerical models used in making the first successful computer weather forecasts, Freeman is recognized as a pioneer whose work made today's computer models for weather prediction possible. A native Houstonian and...

Robert (Bob) Stanley Barton

Chief architect of the Burroughs B5000, Barton was also a co-inventor of dataflow. His thinking was broadly influential. As one example, Barton influenced the systems and higher-level computer language thinking of Alan Kay,...

Philippe Kahn

Creator of the first camera phone and founder of Borland Software and other technology companies, Kahn has built an extraordinary entrepreneurial legacy. He founded four successful companies: Fullpower Technologies, Starfish Software, Lightsurf...

Marsha J. Berger

Pioneer of adaptive mesh refinement (AMR) and Cartesian mesh finite difference methods for numerical PDEs, Berger's block-structured AMR approach, beginning with her thesis, is now considered one of the seminal ideas in...

William Gordon Welchman

One of four signatories to an influential letter delivered personally to Winston Churchill in October 1941 asking for more resources for the code-breaking work at Bletchley Park, and teacher of the first...

Thelma Estrin

One of the first to apply computer technology to healthcare and medical research, Estrin was a computer scientist and engineer who did pioneering work in the fields of expert systems and biomedical...

Dan Warmenhoven

Under his leadership, NetApp grew from a start-up to a multibillion-dollar company and a recognized market leader in networked storage. Warmenhoven has served as Executive Chairman of NetApp Inc., as well as...

Thomas Parke Hughes

Co-founder of the Society for the History of Technology, Hughes was an American historian of technology and an emeritus Professor of History at the University of Pennsylvania, as well as a visiting...

Bertrand Meyer

Creator of the Eiffel programming language, Meyer has made foundational contributions to software engineering and object-oriented design. He received the equivalent of a bachelor's degree in engineering from the École polytechnique in...

Jean Bartik (née Jennings)

One of the original programmers for the ENIAC computer, Bartik was born Betty Jean Jennings in Gentry County, Missouri, in 1924 and attended Northwest Missouri State Teachers College, majoring in mathematics. In...

Karl Ganzhorn

Director of IBM development in Europe, Ganzhorn founded and led the German laboratory of IBM at Böblingen. He initiated major development efforts in semiconductor memories, computer systems, and software. Ganzhorn has served as...

Burton (Burt) Grad

Founder of the Software History Center, Grad has been working on computer software since 1954, when he wrote the first production and inventory control programs for the General Electric Company's installation of...

Frank van Ham

Designer of interactive information visualizations and one of the main researchers behind IBM's Many Eyes project, van Ham has more than a decade of experience in designing and deploying interactive information visualizations....

Gregory John Chaitin

One of the founders of algorithmic information theory and a key figure in metamathematics, Chaitin is an Argentine-American mathematician and computer scientist born in Argentina. Beginning in the late 1960s, he made...

Yvonne Marie Andres

Among the earliest people to use the Internet to develop global e-learning opportunities for educators and students, Andrés founded the nonprofit Global SchoolNet in 1984, an international organization that facilitates collaborative educational...

Charbel Farhat

Leader of the development of the Finite Element Tearing and Interconnecting (FETI) method for the scalable solution of large-scale systems of equations on massively parallel processors, Farhat is the Vivian Church Hoff...

James (Jim) J. Thomas

Considered by many computer scientists to be a visionary and inspiring research and development (R&D) leader in the field of visualization and computer graphics, Thomas was internationally recognized for his contributions to...