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Andersen, Hans Christian

(Encyclopedia)Andersen, Hans Christian, 1805–75, Danish poet, novelist, and writer of fairy tales. Born to an illiterate washerwoman and reared in poverty, he left Odense at 14 for Copenhagen, where he lived with...

Dick, Philip K.

(Encyclopedia)Dick, Philip K. (Philip Kindred Dick), 1928–82, American science-fiction writer, b. Chicago. Dick often wrote of the psychological states of individuals caught in altered realities where the everyda...

Tula , ancient city, Mexico

(Encyclopedia)Tula to͞oˈlä [key], ancient city in the present state of Hidalgo, central Mexico. It was one of the chief urban centers of the Toltec. The city is believed to be Tollán, the legendary Toltec capit...

Turner, Frederick Jackson

(Encyclopedia)Turner, Frederick Jackson, 1861–1932, American historian, b. Portage, Wis. He taught at the Univ. of Wisconsin from 1885 to 1910 except for a year spent in graduate study at Johns Hopkins. From 1910...

Valdivia, Pedro de

(Encyclopedia)Valdivia, Pedro de pāˈdhrō dā väldēˈvyä [key], c.1500–1554, Spanish conquistador, conqueror of Chile. One of Francisco Pizarro's best officers in the conquest of Peru, educated, energetic, s...

Powell, Anthony

(Encyclopedia)Powell, Anthony pōˈəl [key], 1905–2000, English novelist, grad. Eton and Baillol College, Oxford. A distinguished writer of social comedy, he is best known for his 12-volume novel sequence collec...

Babel, Isaac Emmanuelovich

(Encyclopedia)Babel, Isaac Emmanuelovich ēˈsäk əmäno͞oāˈləvĭch bäˈbəl [key], 1894–1940, Russian writer, b. Odessa. Babel was quick to embrace the Bolshevik revolution of 1917, but in the end it was t...

American Colonization Society

(Encyclopedia)American Colonization Society, organized Dec., 1816–Jan., 1817, at Washington, D.C., to transport free blacks from the United States and settle them in Africa. The freeing of many slaves, principall...

fuzzy logic

(Encyclopedia)fuzzy logic, a multivalued (as opposed to binary) logic developed to deal with imprecise or vague data. Classical logic holds that everything can be expressed in binary terms: 0 or 1, black or white, ...

Galatians

(Encyclopedia)Galatians gəlāˈshənz [key], letter of the New Testament. It is ascribed to St. Paul and addressed to ethnic Gauls living in central Asia Minor, or to inhabitants of the Roman province of Galatia i...