Edgar (Ted) Frank Codd

Inventor of the relational model for database management, Codd established the theoretical basis for relational databases while working for IBM. He made other valuable contributions to computer science, but the relational model,...

King-Sun Fu

A pioneer in the field of pattern recognition and machine intelligence, Fu is considered to be the "father of automatic pattern recognition," and was widely recognized for his extensive contributions to the...

Stanisław Marcin Ulam

Originator of the concept of the technological singularity, Ulam was also a renowned mathematician of Polish-Jewish origin who participated in America's Manhattan Project, originated the Teller–Ulam design of thermonuclear weapons, suggested the...

Leopold Kronecker

A contributor to the concept of continuity and the reconstruction of irrational numbers in real numbers, Kronecker was a German mathematician who worked on number theory and algebra. He was born in...

George Bernard Dantzig

Known for developing the simplex algorithm for solving linear programming problems, Dantzig was a major contributor in operations research, computer science, and statistics. He also worked with linear programming, some years after...

Neil James Alexander Sloane

Contributor to the fields of combinatorics, error-correction coding, and sphere packing, Sloane's research has ranged far and wide, including coding theory, sphere packing, lattices and quadratic forms, packing lines, and planes, spherical...

Jan Camenisch

Co-inventor of Identity Mixer, a unique cryptographic protocol suite for privacy-preserving authentication and transfer of certified attributes, Camenisch is a leading scientist in the area of privacy and cryptography. He has served...

Richard E. Crandall

Developer of the irrational base discrete weighted transform, an important method of finding very large primes, Crandall made significant contributions to computational number theory. He served, at various times, as Chief Scientist...

Robin Milner

A Turing Award-winning pioneer of theoretical computer science, Milner shaped the formal understanding of computation through foundational contributions. He developed Calculus of Communicating Systems (CCS), a landmark formalism for modeling concurrent processes,...

Martin Charles Golumbic

Contributor to fundamental research in artificial intelligence in the area of complexity and spatial-temporal reasoning, Golumbic is a mathematician and computer scientist best known for his work in algorithmic graph theory and...

László Kalmár

Pioneer in mathematical logic and theoretical computer science, Kalmár defined what are known as elementary functions, number-theoretic functions (i.e. those based on the natural numbers) built up from the notions of composition...

Norbert Wiener

Founder of cybernetics, Wiener pioneered the study of stochastic and noise processes, contributing work relevant to electronic engineering, electronic communication, and control systems. Cybernetics, the field he founded, formalized the notion of...

Charles Sanders Peirce

As early as 1886, Peirce saw that logical operations could be carried out by electrical switching circuits, the same idea that was used decades later to produce digital computers. An American philosopher,...

Irene Greif

Inventor of the Version Manager — consistently designated by analysts as the most significant group-enabling feature in spreadsheets — Greif is an American computer scientist and a founder of the field of...

Michael Oser Rabin

Author of the landmark joint paper "Finite Automata and Their Decision Problems," which introduced nondeterministic machines and had a lasting impact on automata theory, Rabin and co-author Dana S. Scott were cited...

William Stanley Jevons

Constructed a logical machine called the Logic Piano, Jevons was a pioneering figure in both logic and economics. Jevons arrived quite early in his career at the doctrines that constituted his most...

Klaus Samelson

A pioneer whose research led to a fundamental breakthrough in how computer systems are modeled and designed, Samelson also played a key role in the design of ALGOL 58 and ALGOL 60....

Victor M. Glushkov

Founding father of information technology in the Soviet Union and one of the founders of Cybernetics, Glushkov made significant contributions to the theory of automata. Victor was born in Rostov-on-Don, Russian SFSR, in...

Benoît B. Mandelbrot

Discoverer of the Mandelbrot set of intricate, never-ending fractal shapes — said to be "one of the most astonishing discoveries in the entire history of mathematics" — Mandelbrot also developed a "theory...

Michael T. Goodrich

Pioneer and research leader on efficient parallel and distributed solutions, Goodrich has served as a Chancellor's Professor and chair of the Department of Computer Science of the Donald Bren School of Information...