Boole, George (1815–1864), mathematician and logician, was born on 2 November 1815 in Lincoln, the eldest of four children of a local tradesman, John Boole (1777–1848), and his wife, Mary Ann (1780–1854). He adopted a love of learning from his father, who was active in the local mechanics' institute, to such an extent that in his teens he was employed as a teacher at schools in ...
Maker: unknown artist
Heytesbury, William (d. 1372/3), logician and natural philosopher, was probably born in Wiltshire. He was educated at Oxford, and was a fellow of Merton College in 1330. He was active in college life: in 1337 or 1338, for instance, he travelled with a colleague from ...
Jourdain, Philip Edward Bertrand (1879–1919), historian of mathematics and logic, was born on 16 October 1879 at Ashbourne vicarage, Derbyshire, one of the large family of Francis Jourdain, vicar of Ashbourne, and his wife, Emily, formerly Clay. Among his siblings, an elder sister, ...