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Quayle, Dan

(Encyclopedia)Quayle, Dan (James Danforth Quayle), 1947–, Vice President of the United States (1989–93), b. Indianapolis. He graduated from DePauw Univ. (1969) and served in the Indiana National Guard (1969–7...

Dubček, Alexander

(Encyclopedia)Dubček, Alexander äˌlĕksänˈdĕr do͝obˈchĕk [key], 1921–92, Czechoslovakian political leader. A member of the Slovakian national minority, he was active in the Communist underground in World...

Cornell, Alonzo B.

(Encyclopedia)Cornell, Alonzo B. kôrnĕlˈ [key], 1832–1904, American businessman and politician, b. Ithaca, N.Y. Cornell was a director (1868–69) and vice president (1870–76) of the Western Union Telegraph ...

Coke, Sir Edward

(Encyclopedia)Coke, Sir Edward ko͝ok [key], 1552–1634, English jurist, one of the most eminent in the history of English law. He entered Parliament in 1589 and rose rapidly, becoming solicitor general and speake...

García Pérez, Alan Gabriel Ludwig

(Encyclopedia)García Pérez, Alan Gabriel Ludwig, 1949–2019, Peruvian political leader, president of Peru (1985–90, 2006–11). A lawyer and member of APRA, García was a charismatic speaker who rose rapidly i...

Mann, Horace

(Encyclopedia)Mann, Horace măn [key], 1796–1859, American educator, b. Franklin, Mass. He received a sparse preliminary schooling, but succeeded in entering Brown in the sophomore class and graduated with honors...

Ledru-Rollin, Alexandre Auguste

(Encyclopedia)Ledru-Rollin, Alexandre Auguste älĕksäNˈdrə ôgüstˈ lədrüˈ-rôlăNˈ [key], 1807–74, French politician. A lawyer, he first became known as a radical opponent to the accession (1830) of Lou...

Tubman, Harriet

(Encyclopedia)Tubman, Harriet, c.1820–1913, American abolitionist, b. Dorchester co., Md. Born into slavery, she escaped to Phildelphia in 1849, and subsequently became one of the most successful “conductors”...

DeLay, Tom

(Encyclopedia)DeLay, Tom (Thomas Dale DeLay), 1947–, American politician, b. Laredo, Tex., grad. Univ. of Houston (B.S., 1970). A conservative Republican businessman, he entered politics (1979) as a Texas state l...

amplifier

(Encyclopedia)amplifier, device that accepts a varying input signal and produces an output signal that varies in the same way as the input but has a larger amplitude. The input signal may be a current, a voltage, a...