On February 2, 1952 was born Ralph C. Merkle. He is a computer scientist. Merkle is one of the inventors of public key cryptography, the inventor of cryptographic hashing, and more recently a researcher and speaker of cryonics. He is one of the inventors of public key cryptography, the inventor of cryptographic hashing, and more recently a researcher and speaker of cryonics.
On February 4th 1921 was born Lotfi Aliasker Zadeh. He was a mathematician, computer scientist, electrical engineer, artificial intelligence researcher and professor emeritus of computer science at the University of California, Berkeley. Zadeh was best known for proposing fuzzy mathematics consisting of these fuzzy-related concepts: fuzzy sets, fuzzy logic, fuzzy algorithms, fuzzy semantics, fuzzy languages, fuzzy control, fuzzy systems, fuzzy probabilities, fuzzy events, and fuzzy information.
On February 5th 1954 was born Susan Kare. She is an American artist and graphic designer best known for her interface elements and typeface contributions to the first Apple Macintosh from 1983 to 1986. She was employee #10 and Creative Director at NeXT, the company formed by Steve Jobs after he left Apple in 1985. She was a design consultant for Microsoft, IBM, Sony Pictures, and Facebook, and she is now an employee of Pinterest. As an early pioneer of pixel art and of the graphical computer interface, she has been celebrated as one of the most significant technologists of the modern world.
On February 7, 1990 died Alan Jay Perlis. He was an American computer scientist and professor at Purdue University, Carnegie Mellon University and Yale University. He is best known for his pioneering work in programming languages and was the first recipient of the Turing Award.