ˈwɛbə ˈwɛbɚ German physiologist who studied sensory responses to stimuli and is considered the father of psychophysics (1795-1878) German conductor and composer of romantic operas (1786-1826) German sociologist and pioneer of the analytic method in sociology (1864-1920) United States abstract painter (born in Russia) (1881-1961) German physicist and brother of E. H. Weber; noted for his studies of terrestrial magnetism (1804-1891)