Whitehead, A(lfred) N(orth)
Mathematician and Idealist philosopher, born in Ramsgate, Kent, SE England, UK. He studied at Cambridge, where he was senior lecturer in mathematics until 1910. He then taught at London (1910--14), becoming professor of applied mathematics at Imperial College (1914--24), and was then professor of philosophy at Harvard (1924--37). He collaborated with his former pupil, Bertrand Russell, in writing the Principia mathematica (1910--13). Other more popular works include Adventures of Ideas (1933) and Modes of Thought (1938). He received the Order of Merit in 1945.