Dennis Ritchie obituary | Technology | The Guardian

[Christopher Merle]

The American computer scientist Dennis Ritchie, who has died aged 70 after suffering from cancer and heart disease, was one of the co-inventors of the Unix operating system and the C programming language. Unix and C provided the infrastructure software and tools that created much of today's computing environment – from the internet to smartphones – and so have played a central part in shaping the modern world.

https://www.theguardian.com/technology/2011/oct/13/dennis-ritchie?platform=hootsuite