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Rizzio, David

(Encyclopedia)Rizzio, David rĭtˈsēō [key], 1533?–1566, favorite of Mary Queen of Scots. He was a Piedmontese musician (also called Riccio) who arrived (1561) in Scotland with the ambassador from Savoy. He cam...

Jacobi, Friedrich Heinrich

(Encyclopedia)Jacobi, Friedrich Heinrich, 1743–1819, German philosopher. Although educated for commerce, he early gave up business and became in 1770 a member of the council for the duchies of Berg and Jülich. A...

Mill, James

(Encyclopedia)Mill, James, 1773–1836, British philosopher, economist, and historian, b. Scotland; father of John Stuart Mill. Educated as a clergyman at Edinburgh through the patronage of Sir John Stuart, Mill ga...

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...

positivism

(Encyclopedia)positivism pŏˈzĭtĭvĭzəm [key], philosophical doctrine that denies any validity to speculation or metaphysics. Sometimes associated with empiricism, positivism maintains that metaphysical questio...

association

(Encyclopedia)association, in psychology, a connection between different sensations, feelings, or ideas by virtue of their previous occurrence together in experience. The concept of association entered contemporary...

Smith, Adam

(Encyclopedia)Smith, Adam, 1723–90, Scottish economist, educated at Glasgow and Oxford. He became professor of moral philosophy at the Univ. of Glasgow in 1752, and while teaching there wrote his Theory of Moral ...

Eisenhower, Dwight David

(Encyclopedia)Eisenhower, Dwight David īˈzənhouˌər [key], 1890–1969, American general and 34th President of the United States, b. Denison, Tex.; his nickname was “Ike.” In his farewell address as pr...

Dinkins, David Norman

(Encyclopedia)Dinkins, David Norman, 1927–2020, African-American political leader, b. Trenton, N.J. After graduating (1956) from Brooklyn Law School, he went into private law practice. Active in Democratic politi...

Del Tredici, David

(Encyclopedia)Del Tredici, David dĕl trədēˈchē [key], 1937–, American composer, b. Cloverdale, Calif. Originally a pianist, he made his debut with the San Francisco Symphony at 16, and studied composition wi...