Joan L. Mitchell

A key contributor to the JPEG image compression algorithm and MPEG video standards, Mitchell became an IBM Fellow in 2001. Working at IBM with William B. Pennebaker, she helped fine-tune the JPEG...

Ralph L. Palmer

Developer of the IBM 604 Electronic Calculator, Palmer graduated with a B.S. in electrical engineering from Union College in Schenectady in 1931. He joined IBM as an engineer in 1932. It was here...

Robert B. Palmer

Member of the founding team at Mostek, where he pioneered the use of ion implantation technology for the manufacture of MOS circuits, Palmer is also known as the last Chairman and Chief...

Meir (Manny) Lehman

Recognizer of the software evolution phenomenon and author of the eponymous Lehman's laws of software evolution, Lehman made foundational contributions to understanding how software changes over time. He served as a Professor...

Jerrier A. Haddad

Charged with the complete technical and executive responsibility for the IBM 701 development and design program, Haddad led the effort that featured the first magnetic tape storage system. The technical responsibility included...

Phaedon Avouris

Innovator of the potential for carbon nanotubes to compete with the long-established silicon transistor for important information technology applications, Avouris is a Greek chemical physicist who has served as an IBM Fellow...

Dudley Allen Buck

Inventor of the cryotron, a superconductive computer component operated in liquid helium at a temperature near absolute zero, Buck is best known for this breakthrough in the size of electronic computer elements....

Trevor Mudge

Proposer of Razor, a circuit technique that allows robust operation at very low voltages in processor pipelines based on dynamic detection and correction of circuit timing errors, Mudge has been a University...

Hans-Joachim Queisser

Inventor of a high-power luminescent diode — an infrared light emitting diode (LED) that now forms the basis of almost every household remote control device — Queisser was a solid-state physicist also...

Raymond (Ray) Kurzweil

Inventor and developer of Optical Character Recognition (OCR), Text-To-Speech Synthesis, Speech Recognition technology, and electronic keyboard instruments, Kurzweil is an American author, inventor, and futurist. He grew up in the New York...

John Adam Presper Eckert, Jr.

Co-inventor of ENIAC, the first general-purpose electronic digital computer, Eckert was an American electrical engineer and computer pioneer. With John Mauchly, he presented the first course in computing topics (the Moore School...

Julian Bigelow

Builder of one of the first true stored-program digital computers, Bigelow transformed the course of computing history. He obtained a master's degree at the Massachusetts Institute of Technology, studying electrical engineering and...

Ivan Plander

Developer of the analog computer around 1958, Plander is a Slovak computer scientist who received his Ph.D. at the Technical University in Prague and his Habilitation (Dr.Sc.) in Computer Science at the...

Robert Marco Tomasulo

Inventor of the Tomasulo algorithm, a computer architecture hardware algorithm for dynamic scheduling of instructions that allows out-of-order execution, Tomasulo was the recipient of the 1997 Eckert–Mauchly Award, "for the ingenious Tomasulo...

Anatoliy A. Morozov

Chief Designer of the automated control system of the "Lviv" manufacturing project and the "RADA" system, Morozov is a cybernetics scientist, Corresponding Member of the National Academy of Sciences of Ukraine, Dr....

Jan Aleksander Rajchman

Conceiver of the first read-only memory and developer of the selectively addressable storage tube, Rajchman was an American electrical engineer and computer pioneer. Although he was born in London, he received the...

John Bardeen

Co-inventor of the transistor and the only person to have won the Nobel Prize in Physics twice, Bardeen was an American physicist and electrical engineer. He received the prize first in 1956...

Walden (Wally) C. Rhines

Supervisor of the development of Texas Instruments' first speech synthesis devices, used in the iconic "Speak & Spell" toy, Rhines is also co-inventor of the GaN blue-violet light emitting diode, now important...

Erwin Tomash

Early pioneer of computer equipment peripherals and co-developer of the ERA 1103 (UNIVAC Scientific), Tomash was born and raised in St. Paul, Minnesota, and graduated from the University of Minnesota with an...

George Barnard Grant

One of the few Americans to make a significant contribution to mechanical computation prior to the end of the nineteenth century, Grant improved on the Difference Machine calculator and is recognized as...