Richardson, Lewis F., 1881-1953

found: Britannica Academic Edition, via WWW, April 4, 2013(Lewis Fry Richardson; born October 11, 1881 in Newcastle upon Tyne, Northumberland, England; died September 30, 1953 in Kilmun, Argyll, Scotland; British physicist and psychologist who was the first to apply mathematical techniques to predict the weather accurately; Richardson made major contributions to methods of solving certain types of problems in physics, and from 1913 to 1922 he applied his ideas to meteorology; the Richardson number, a fundamental quantity involving the gradients (change over a distance) of temperature and wind velocity, is named after him; Richardson served as chairman of the physics department at Westminster Training College, London, from 1920 to 1929, and principal of the Paisley College of Technology, Paisley, Renfrewshire, from 1929 to 1940; he also made contributions to the theory of calculus and the study of diffusion (the intermingling of molecules or other small particles by random thermal motion))