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Dennis Ritchie, the software developer who brought the world the C programming language and Unix operating system, has died at the age of 70.
Ritchie (known by the username "dmr") was part of a dynamic software development duo with Ken Thompson at Bell Labs, which they joined in 1967 and 1966, respectively. Ritchie created the C programming language, which replaced the B programming language Thompson invented.
The two later went on to create Unix, initially for minicomputers and written in assembly language, in 1969, and written in C in 1973. Unix went on to become key software for critical computing infrastructure around the world, though...