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Basedow, Johann Bernhard

(Encyclopedia)Basedow, Johann Bernhard yōhänˈ bĕrnˈhärt bäˈzədō [key], 1723–90, German educator, b. Hamburg, educated in Hamburg and at the Univ. of Leipzig. Later he taught in Denmark (1753) and German...

Hume, David

(Encyclopedia)Hume, David hyo͞om [key], 1711–76, Scottish philosopher and historian. Educated at Edinburgh, he lived (1734–37) in France, where he finished his first philosophical work, A Treatise of Human Nat...

liberalism

(Encyclopedia)liberalism, philosophy or movement that has as its aim the development of individual freedom. Because the concepts of liberty or freedom change in different historical periods the specific programs of...

Condillac, Étienne Bonnot de

(Encyclopedia)Condillac, Étienne Bonnot de ātyĕnˈ bônōˈ də kôNdēyäkˈ [key], 1715–80, French philosopher who developed the theory of sensationalism (i.e., that all knowledge comes from the senses and t...

materialism

(Encyclopedia)materialism, in philosophy, a widely held system of thought that explains the nature of the world as entirely dependent on matter, the fundamental and final reality beyond which nothing need be sought...

ethics

(Encyclopedia)ethics, in philosophy, the study and evaluation of human conduct in the light of moral principles. Moral principles may be viewed either as the standard of conduct that individuals have constructed fo...

Diefenbaker, John George

(Encyclopedia)Diefenbaker, John George dēˈfənbāˌkər [key], 1895–1979, Canadian political leader. Elected to Parliament (1940), he succeeded George Drew as leader of the Progressive Conservative party (1956)...

Dillon, John Forrest

(Encyclopedia)Dillon, John Forrest, 1831–1914, American jurist, b. Montgomery co., N.Y., M.D. State Univ. of Iowa, 1850. He abandoned medical practice early in his career and was admitted to the Iowa bar in 1852....

Dyson, Freeman John

(Encyclopedia)Dyson, Freeman John dīˈsən [key], 1923–2020, British-American theoretical physicist and mathematician, studied Trinity College, Cambridge (B.A., 1945) and Cornell. He did bomber operations resear...

Eaton, John Henry

(Encyclopedia)Eaton, John Henry, 1790–1856, U.S. Senator (1818–29) and Secretary of War (1829–31), b. Halifax co., N.C. After being admitted to the bar, he practiced in Franklin, Tenn., and married Myra Lewis...