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Q.392

Image: Dennis Ritchie's homepage

On the left in this image is Dennis Ritchie, the famed computer scientist who made enduring contributions to the field through his work on the programming language C and the operating system Unix, among others.

In this picture, is his close collaborator, who wrote B, the predecessor to C, and started work on what would ultimately become Unix. Both these men jointly received several awards, such as the ACM Turing Prize, the IEEE Hamming Medal, the National Medal of Technology, and most recently, the Japan Prize.

Who was this close friend of Ritchie's?

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Q.2336

In Jan 2017, Finland became the first country in Europe to officially experiment with this socio-economic concept. Similar experiments are scheduled for many Dutch cities and the Canadian city of Ontario in 2017. In the case of Finland, the figure is 560 Euros a month. What concept?

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