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Babbage, Charles

(Encyclopedia)Babbage, Charles băbˈĭj [key], 1792–1871, English mathematician and inventor. He devoted most of his life and expended much of his private fortune and a government subsidy in an attempt to perfec...

Rehan, Ada

(Encyclopedia)Rehan, Ada rēˈən [key], 1860–1916, American actress, b. Ireland. Her original name was Crehan. Rehan came to the United States when she was five. From 1879 to 1899 she was a member of Augustin Da...

Vygotsky, Lev Semyonovich

(Encyclopedia)Vygotsky, Lev Semyonovich, 1896–1934, Russian psychologist. His most productive years were at the Institute of Psychology in Moscow (1924–34), where he expanded his ideas on cognitive development,...

Wilson, Benjamin

(Encyclopedia)Wilson, Benjamin, 1721–88, English portrait painter and electrician who opposed Benjamin Franklin's theory of positive and negative electricity. Instead, Wilson supported Newton's gravitational-opti...

Sokoloff, Nicolai

(Encyclopedia)Sokoloff, Nicolai nyĭkəlīˈ sōˈkəlôfˌ [key], 1886–1965, American conductor and violinist, b. near Kiev, Russia. After studying at Yale and under Charles Martin Loeffler, he toured France and...

Tallemant des Réaux, Gédéon

(Encyclopedia)Tallemant des Réaux, Gédéon zhādāôNˈ täləmäNˈ dā rāōˈ [key], 1619–92, French writer. His one great work is a series of brief anecdotal portraits of persons prominent in the Paris of h...

Bates, Henry Walter

(Encyclopedia)Bates, Henry Walter, 1825–92, English naturalist and explorer. In 1848 he went with A. R. Wallace to Brazil, where he explored the upper Amazon, returning in 1859 with some 8,000 new zoological spec...

Beaujeu-Garnier, Jacqueline

(Encyclopedia)Beaujeu-Garnier, Jacqueline zhäklēnˈ bōzhöˈ-gärnyāˈ [key], 1917–95, French geographer. A professor of geography at the Sorbonne, she was the author of several texts, including Urban Geograp...

Bishop, Isabella Lucy (Bird)

(Encyclopedia)Bishop, Isabella Lucy (Bird), 1831–1904, English traveler and writer, first woman member of the Royal Geographical Society. She traveled extensively and wrote a number of books, including The Englis...

Bispham, David Scull

(Encyclopedia)Bispham, David Scull bĭsˈpəm [key], 1857–1921, American baritone, b. Philadelphia. He made his operatic debut in London in 1891 and was leading Wagnerian baritone of the Metropolitan Opera Compan...