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American Association for the Advancement of Science

(Encyclopedia)American Association for the Advancement of Science (AAAS), private organization devoted to furthering the work of scientists and improving the effectiveness of science in the promotion of human welfa...

lyceum, 19th-century American educational association

(Encyclopedia)lyceum līsēˈəm, līˈ– [key], 19th-century American association for popular instruction of adults by lectures, concerts, and other methods. Lyceum groups were concerned with the dissemination of...

Hopkins, Mark, American educator

(Encyclopedia)Hopkins, Mark, 1802–87, American educator, b. Stockbridge, Mass., grad. Williams, 1824, and Berkshire Medical School, 1829. After a few months of medical practice he returned (1830) to Williams as p...

American Federation of Teachers

(Encyclopedia)American Federation of Teachers (AFT), an affiliate of the AFL-CIO. It was formed (1916) out of the belief that the organizing of teachers should follow the model of a labor union, rather than that of...

American

(Encyclopedia)American, river, 30 mi (48 km) long, rising in N central Calif. in the Sierra Nevada and flowing SW into the Sacramento River at Sacramento. The discovery of gold at Sutter's Mill (see Sutter, John Au...

Silliman, Benjamin

(Encyclopedia)Silliman, Benjamin, 1779–1864, American chemist, geologist, and physicist, b. Trumbull, Conn., grad. Yale, 1796. In 1802 he was appointed first professor of chemistry and natural history at Yale; he...

Young Men's Christian Association

(Encyclopedia)Young Men's Christian Association, (the Y or YMCA), organization having as its objective the development of values and behaviors that are consistent with Christian principles. Despite its name, member...

Howard Hughes Medical Institute

(Encyclopedia)Howard Hughes Medical Institute, (HHMI), nonprofit medical research organization founded in 1953 by Howard Hughes and largly funded from proceeds of the 1984–85 sale of Hughes Aircraft. Headquartere...

Medical College of Pennsylvania

(Encyclopedia)Medical College of Pennsylvania, formerly in Philadelphia; chartered and opened 1850 as the Female Medical College of Pennsylvania; became Woman's Medical College of Pennsylvania 1867, Medical College...