John Theurer Diebold

An early champion of widespread use of computing and automated technology, Diebold helped shape how businesses understood and adopted automation. Diebold was born in Weehawken, New Jersey. He graduated from Swarthmore College in...

Ellis L. Johnson

Founder and manager of the Optimization Center at IBM, Johnson made fundamental contributions to integer programming and combinatorial optimization. He served as Professor Emeritus and the Coca-Cola Chaired Professor in the H....

Jerry M. Woodall

Inventor of the first commercially viable heterojunction material GaAlAs for red LEDs used in automobile brake lights, traffic lights, CD and DVD players, TV remote controls, and computer networks, Woodall is an...

Naveen Selvadurai

Co-founder of the location-based social networking site Foursquare.com, Selvadurai is a US internet entrepreneur born in Chennai, Tamil Nadu, India. He graduated with degrees from King's College London in the UK and...

Larry Smarr

Advocate for a high-speed network linking the National Science Foundation and the National Center for Supercomputing Applications — which became the NSFnet, one of the significant predecessors of today's Internet — Smarr...

Peter R. Samson

Creator of the Harmony Compiler for the PDP-1 and the Expensive Planetarium star display for Spacewar!, Samson is an American computer scientist best known for creating pioneering computer software. He studied at...

Gregg M. Townsend

Implementer of noteworthy aspects of the Icon runtime system and developer of the Arizona webcam, Townsend worked at the University of Arizona for a total of 36 years, retiring in 2009, but...

Martin (John) M. Atalla

Co-inventor of the MOSFET and considered the "Father of the PIN," Atalla distinguished himself as an engineer, innovator, entrepreneur, and visionary in the fields of semiconductor fabrication and computer data security. Born...

Cuthbert Corwin Hurd

Pioneer of IBM's development of general-purpose computers, Hurd made contributions that helped transform scientific computing. In 1947 Hurd worked for Union Carbide as a mathematician at the United States Atomic Energy Commission facility...

Andreas (Andy) von Bechtolsheim

One of the earliest investors in Google, Bechtolsheim is a computer hardware scientist and entrepreneur who co-founded Sun Microsystems. At Stanford University, Bechtolsheim had devised a powerful computer (which he called a workstation)...

Giovanni Poleni

Builder of the first pinwheel design calculating clock, Poleni was a pioneer of mechanical computation. Made of wood, his calculating clock was built in 1709; he destroyed it after hearing that Antonius...

Aaron Levie

Co-founder and CEO of BOX, Levie launched the company from his college dorm room with his friend and co-founder, Dylan Smith who is the CFO. He grew up in Seattle where he...

Armas (Mike) Clifford Markkula

Angel investor and second CEO of Apple Computer, Markkula provided early critical funding and managerial support to the company. He was introduced to Steve Jobs and Steve Wozniak when they were looking...

Donald J. Haderle

Known as the "Father of DB2" for leading the architecture and design of DB2, one of the first commercial relational database management systems (RDBMS), Haderle is an American computer scientist and IBM...

Joel S. Emer

Pioneer in the quantitative approach to computer architecture and leader of the development of the Asim simulator, Emer has made significant contributions to computer performance analysis techniques and microprocessor architecture. He has...

Fredrik Rosing Bull

Known for his works on improved punched card machines, Bull was an information technology pioneer. In 1907 he finished his studies in civil engineering at the Technical School of Kristiania (Kristiania Tekniske...

Charles Eric Leiserson

Inventor of the fat-tree interconnection network, a hardware-universal interconnection network used in many supercomputers, Leiserson is also a pioneer developer of VLSI theory. He designed the fat-tree for the Connection Machine CM5,...

Arnt Eliassen

A pioneer in the use of numerical analysis and computers for weather forecasting, Eliassen was a Norwegian meteorologist who conducted early pioneer work at the Institute for Advanced Study in Princeton, New...

Douglas Gene Carlston

Founder and CEO of Tawala Systems, which enables ordinary people to use the web more easily and effectively, Carlston launched the company in September 2005, based in San Rafael, California, and conceived...

Mike Saranga

Designer and implementer of IBM's Program Fetch and co-developer of IBM's relational databases, Saranga brought 36 years of extensive experience in system architecture, product development, and executive management. He spent 30 years...