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Owen, Robert Dale

(Encyclopedia)Owen, Robert Dale, 1801–77, American social reformer, b. Scotland; son of Robert Owen. He studied at his father's New Lanark school and in Switzerland. In 1825 he went to New Harmony, Ind. There he ...

Laird, Melvin Robert

(Encyclopedia)Laird, Melvin Robert, 1922–2016, American politician, U.S. secretary of defense (1969–73), b. Omaha, Nebr. After serving (1942–46) in the navy during World War II, he entered politics as a Repub...

Cubberley, Ellwood Patterson

(Encyclopedia)Cubberley, Ellwood Patterson, 1868–1941, American educator, b. Andrews, Ind., grad. Univ. of Indiana, 1891, Ph.D. Columbia, 1905. He was a pioneer writer in the history of American education and ser...

Bode, Boyd Henry

(Encyclopedia)Bode, Boyd Henry, 1873–1953, American educator, b. Ridott, Ill., grad. Pennsylvania College (Iowa), 1896, Univ. of Michigan, 1897, Ph.D. Cornell, 1900. He taught philosophy at the Univ. of Wisconsin...

feminism

(Encyclopedia)feminism, movement for the political, social, and educational equality of women with men; the movement has occurred mainly in Europe and the United States. It has its roots in the humanism of the 18th...

Monroe, Paul

(Encyclopedia)Monroe, Paul, 1869–1947, American educator, b. North Madison, Ind., grad. Franklin College, 1890, Ph.D. Univ. of Chicago, 1897. At Teachers College, Columbia, he was professor of education from 1902...

Bagley, William Chandler

(Encyclopedia)Bagley, William Chandler, 1874–1946, American educator and editor, b. Detroit, grad. Michigan State College (now Michigan State Univ.), 1895, M.S. Univ. of Wisconsin, 1898, Ph.D. Cornell, 1900. He t...

foot-and-mouth disease

(Encyclopedia)foot-and-mouth disease or hoof-and-mouth disease, highly contagious disease almost exclusive to cattle, sheep, swine, goats, and other cloven-hoofed animals. It is caused by a virus, specifically an a...

rock carvings and paintings

(Encyclopedia)rock carvings and paintings, designs inscribed on rock surfaces and huge stone monuments in many parts of the world by prehistoric or preindustrial peoples. They have been found on every continent and...

perfluoroalkyl and polyfluoroalkyl substances

(Encyclopedia)perfluoroalkyl and polyfluoroalkyl substances (PFAS), a group of several thousand synthetic organic chemical compounds made up of a chain of carbon atoms bonded to fluorine atoms. PFAS, which resist w...