Diana Marculescu

Pioneer in energy-aware computing, Marculescu developed novel power management techniques to improve the performance delivered per unit of energy consumed for computer hardware and software. She received her Dipl. Ing. degree in...

Peter P. Sorokin

Co-inventor of the dye laser, Sorokin and his colleague J. R. Lankard at IBM Research Laboratories used a ruby laser to excite a near infrared laser dye. Their report was quickly followed...

Frank Land

Pioneering IT use in business and the teaching of systems analysis in universities, Land began his career in computing as an analyst programmer with LEO—the Lyons Computer—in 1952. He left in 1968,...

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.

Harry Sello

Responsible for the transfer of silicon transistor technology to Societa Generale Semiconduttore in Italy, negotiating cultural and industrial boundaries, Sello is an American chemist born in Russia whose family emigrated to the...

Wayne D. Pickette

Conceptualized as the design for putting a computer on a chip, Pickette's work is arguably one of the greatest technological advances of the Twentieth Century. A self-taught childhood electronics prodigy, he recalled...

Dorothy Vaughan

The first African American woman to receive a promotion and supervise a group of staff at Langley Research Center, Vaughan became acting supervisor of the West Area Computers in 1949 and was...

Curt Herzstark

Designer and manufacturer of the Curta, one of the first mechanical pocket calculators, Herzstark was an Austrian engineer and inventor. Born in Vienna, the son of Marie and Samuel Jakob Herzstark, his...

Brenda L. Dietrich

Leader of the emerging technologies team in the IBM Watson group, Dietrich has brought a business perspective to projects at the forefront of applied mathematics. She has served as Vice President of...

Peter Andreas Thiel

Co-founder of PayPal, Thiel is a German-born American entrepreneur, venture capitalist, and hedge fund manager. He co-founded PayPal with Max Levchin, and later, Elon Musk, and has served as its CEO. He...

Elizabeth (Jake) Jocelyn Feinler

Leader of the group that became the overall naming authority of the Internet, Feinler directed the Network Information Systems Center at the Stanford Research Institute (SRI) from 1972 until 1989. Her group...

Peter James Denning

Pioneer of virtual memory systems and co-founder of CSNET, Denning is best known for discovering the locality principle and designing the working set model for program behavior. He took an early interest in...

John Couch

One of the primary software architecture designers of the HP AMIGO/300 software environment — a precursor to the Xerox Alto and the Macintosh — Couch also served as Apple's first Vice President...

Michael S. Tomczyk

Best known for his role in the development and marketing of the Commodore VIC-20, the first microcomputer to sell one million units, Tomczyk is also recognized as an early pioneer in telecomputing....

Arthur W. Astrin

Builder of the world's first DSP and hardware FFT processor with sufficient speed to allow OFDM modulation, Astrin is an American communications engineer who has worked for Apple Computer, Inc., IBM (where...

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...

Patricia S. Cowings

The first American woman to be trained as a scientist astronaut by NASA, Cowings was an aerospace psychophysiologist whose work focused on the physiology of astronauts in outer space. She served as...

William (Bill) Grant Moggridge

Designer of the Grid Compass Laptop and Palm handheld, Moggridge co-founded IDEO, where he focused on developing a process that could lead to innovative products. He felt products could be more "humane."

David A. Hodges

Co-founder of Berkeley's Competitive Semiconductor Manufacturing Program, Hodges was a noted American electrical engineer and the Daniel M. Tellep Distinguished Professor of Engineering Emeritus at the University of California at Berkeley. He...

Nicholas Constantine Metropolis

Leader of the group that designed and built the MANIAC I computer in 1952 and MANIAC II in 1957, Metropolis was a Greek American physicist born in Chicago and a graduate of...