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Debreu, Gerard

(Encyclopedia)Debreu, Gerard dəbro͞oˈ [key], 1921–2005, French-American economist, b. Calais, France. He studied mathematics in France before coming to the United States in 1950, where he worked with the Chica...

Bridges, Calvin Blackman

(Encyclopedia)Bridges, Calvin Blackman, 1889–1938, American geneticist, b. Schuyler Falls, N.Y., grad. Columbia (B.S., 1912; Ph.D., 1916). In his research he collaborated with T. H. Morgan, A. H. Sturtevant, and ...

value, in economics

(Encyclopedia)value, in economics, worth of a commodity in terms of other commodities, or in terms of money (see price). Value depends on both desirability and scarcity. The marginal theory of value, pioneered in t...

evolution

(Encyclopedia)CE5 Plant and animal evolution [Modified from Alfred Gunderson in Brooklyn Botanic Garden Leaflets, Ser. 18, No. 4 (1930); used by permission.] evolution, concept that embodies the belief that ex...

Langdon, Harry

(Encyclopedia)Langdon, Harry, 1884–1944, American silent film comedian and director, b. Council Bluffs, Iowa. He repeatedly ran away from home to join traveling shows and circuses as a youngster, and later develo...

Lloyd Webber, Andrew

(Encyclopedia)Lloyd Webber, Andrew, 1948–, British theatrical composer. A member of a successful musical family, he began composing musicals as a teenager; Joseph and the Amazing Technicolor Dreamcoat (1968) was ...

Lubitsch, Ernst

(Encyclopedia)Lubitsch, Ernst lo͞oˈbĭch [key], 1892–1947, German-American film director, b. Berlin. He studied acting in his native city and in 1911 joined Max Reinhardt's theatre company. Lubitsch turned to d...

Górecki, Henryk Mikolaj

(Encyclopedia)Górecki, Henryk Mikolaj hĕnˈrĭk mēkôˈlī gôrĕtˈskē [key], 1933–2010, Polish composer. He studied (1955–60) at the Katowice State Higher School of Music, joining the faculty in 1968, ris...

Dvořák, Antonín

(Encyclopedia)Dvořák, Antonín änˈtônēn dvôrˈzhäk [key], 1841–1904, Czech composer. He studied at the Organ School, Prague (1857–59) and played viola in the National Theater Orchestra (1861–71) under...

Corigliano, John Paul

(Encyclopedia)Corigliano, John Paul kôrˌĭlyänˈō, kərĭgˌlē-änˈō [key], 1938–, American composer, b. New York City. The son of New York Philharmonic first violinist and concertmaster John Corigliano, h...