- male, deceased (1954)
- Edwin Howard Armstrong (December 18, 1890 - January 31, 1954) was an American electrical engineer and inventor. Armstrong was the inventor of the...
- male, deceased (1976)
- Philip Henry Kuenen (July 22 1902 Dundee - December 17 1976 Leiden) was a Dutch geologist. Kuenen spent his earliest youth in Scotland, his father...
- female
- Nikki Washburn : Calculation Clerk/Switchboard Supervisor
- male, 33 years old
- Ben Pridmore, born October 14, 1976 in Boston, England, was the World Memory Champion in 2004. He achieved this by winning a ten-discipline...
- male, 48 years old
- Oleg Stepanov (1961) is a world-renowned expert on mind sports. He has particular expertise in the board games Pente, Renju, Shogi and Othello...
- male, deceased (1953)
- Jakow Trachtenberg (17 June 1888 - 1953) was a Ukrainian mathematician who developed the mental calculation techniques called the Trachtenberg...
- male, deceased (1250)
- Leonardo of Pisa, also known as Leonardo Pisano, Leonardo Bonacci, Leonardo Fibonacci, or, most commonly, simply Fibonacci, was an Italian...
- male, deceased (1926)
- Friedrich Freiherr von Wieser was an early member of the Austrian School of economics. Born in Vienna the son of a high official in the War...
- male, deceased (1969)
- Claude (Claudius) Honoré Desiré Dornier born in Kempten im Allgäu in 1884 and died 1969. He is most famous as a German airplane builder and fou...
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