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learning disabilities

(Encyclopedia)learning disabilities, in education, any of various disorders involved in understanding or using spoken or written language, including difficulties in listening, thinking, talking, reading, writing, s...

Crazy Horse

(Encyclopedia)Crazy Horse, d. 1877, war chief of the Oglala Sioux. He was a prominent leader in the Sioux resistance to white encroachment in the mineral-rich Black Hills. When Crazy Horse and his people refused to...

Hani, Martin Thembisile

(Encyclopedia)Hani, Chris 1942–1993, anti-apartheid activist, politician, and soldier. A legendary figure in South African history and a key participant in the ...

Buthelezi, Mangosuthu Gatsha

(Encyclopedia)Buthelezi, Mangosuthu Gatsha (Ashpenaz Nathan Mangosuthu Gatsha Buthelezi) äshˈpĕnäzˌ, mängˌgōso͞oˈto͞o gätˈshä bo͞otəlāˈzē [key], 1928–, South African political leader. A Zulu ch...

Geronimo

(Encyclopedia)Geronimo jərŏnˈəmōˌ [key], c.1829–1909, leader of a Chiricahua group of the Apaches, b. Arizona. From his youth he participated in the forays of Cochise, Victorio, and other Apache leaders. Wh...

philosophy of science

(Encyclopedia)philosophy of science, branch of philosophy that emerged as an autonomous discipline in the 19th cent., especially through the work of Auguste Comte, J. S. Mill, and William Whewell. Several of the is...

Morgenthau, Robert Morris

(Encyclopedia) Morgenthau, Robert Morris, , 1919-2009, b. New York, N.Y, Amherst College (B.A., 1941); Yale Univ. Law School (J.D., 1948). He was the son of Henry Mor...

Wallace, Edgar

(Encyclopedia)Wallace, Edgar (Richard Horatio Edgar Wallace), 1875–1932, English novelist and playwright, b. Greenwich. He was the author of more than 150 detective and adventure novels, of which as many as 5 mil...

Willard, Solomon

(Encyclopedia)Willard, Solomon, 1783–1861, American architect and sculptor, b. Petersham, Mass. Arriving in Boston in 1804, he eventually became a leading architect; he both designed and supervised the erection o...

Forester, C. S.

(Encyclopedia)Forester, C. S. (Cecil Scott Forester), 1899–1966, British novelist, b. Cairo, Egypt, educated in England. A prolific and popular author, C. S. Forester is best known for his novels of the royal nav...