John Graham-Cumming

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John Graham-Cumming is a British software engineer and writer[1] best known for starting a successful petition to the Government of the United Kingdom asking for an apology for its persecution of Alan Turing.[2] UK Prime Minister Gordon Brown issued the apology in September 2009.[3]As of 2025Script error: No such module "Check for unknown parameters"., Graham-Cumming is a member of the Board of Directors at Cloudflare,[4][5] where he previously served as the company's Chief Technology Officer until March 2025.[6][7][8] Prior to joining Cloudflare, he co-founded Electric Cloud.[9]

Education

Graham-Cumming was educated at the University of Oxford obtaining a BA in Mathematics and Computation and a Doctor of Philosophy degree in Computer Science in 1992 for research on formal methods for secure computing systems supervised by Jeff W. Sanders.[10] He was an undergraduate and graduate student at Lady Margaret Hall, Oxford.[10]

Career

Graham-Cumming is the original writer of POPFile, an open-source, cross-platform, machine learning email spam filtering program.[11] He is the author of The Geek Atlas, a travel book,[12] and The GNU Make book, a how-to technical manual for the GNU make software.[13] He also wrote and maintained a library of functions for GNU Make called the GNU Make Standard Library.[14]

In October 2010, he started an organization whose aim is to build Charles Babbage's Analytical Engine,[15][16][17][18] known as Plan 28.[19] He has also campaigned for open-source software in science.[20] In 2014, he launched the MovieCode site on Tumblr, which aims to connect film screenshots to specific extracts of source code.[21] Some of the films and source code covered on the MovieCode website are explored in depth in the form of videos on his site Behind The Screens.

References

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