Keith Devlin
British mathematician · United Kingdom · On the map · Academics · Born 1947 · age 79
Keith J. Devlin is a British and American mathematician and professor emeritus at Stanford University. He is known for his work in mathematical cognition, information theory, and the public communication of mathematics. Devlin has authored more than 30 books and numerous scholarly articles.
Keith Devlin is read about 27 times a day, in 17 languages.
A typical day, 30 days to 12 June 2026
The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.
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About this person
He was a regular commentator on National Public Radio (NPR) as “the Math Guy” and is the co-founder and President of BrainQuake, an educational technology company that develops mathematics learning games.