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Neto, Agostinho

(Encyclopedia)Neto, Agostinho əgo͞oshtēnˈyo͞o nāˈto͞o [key], 1927–79, first president of independent Angola. A Portuguese-educated physician and poet, he founded the Popular Movement for the Liberation of...

Brown, Helen Gurley

(Encyclopedia)Brown, Helen Gurley, 1922–2012, American writer and editor, b. Green Forest, Ark. A child of poverty, she became a successful advertising copywriter and wrote the best-selling Sex and the Single Gir...

Guevara, Che

(Encyclopedia)Guevara, Che (Ernesto Guevara) chā gāväˈrä, ārnĕsˈtō [key], 1928–67, Cuban revolutionary and political leader, b. Argentina. Trained as a physician at the Univ. of Buenos Aires, he took par...

Geological Survey, United States

(Encyclopedia)Geological Survey, United States, bureau organized in 1879 under the Dept. of the Interior to unify and centralize the work already undertaken by separate surveys under Clarence King, F. V. Hayden, Ge...

Clausius, Rudolf Julius Emanuel

(Encyclopedia)Clausius, Rudolf Julius Emanuel ro͞oˈdôlf yo͞oˈlyo͝os āmäˈno͞oĕl klouˈzēo͝os [key], 1822–88, German mathematical physicist. A pioneer in the science of thermodynamics, he introduced th...

Szold, Henrietta

(Encyclopedia)Szold, Henrietta zōld [key], 1860–1945, American Zionist leader, editor, and translator, b. Baltimore. After graduating from high school in 1877 she taught (1878–92) in private schools, organizin...

Geiger, Johannes Wilhelm

(Encyclopedia)Geiger, Johannes Wilhelm (Hans Geiger) gīˈgər [key], 1882–1945, German physicist. Geiger received a doctorate in physics at Erlangen in 1906, then went to Manchester, where he assisted British c...

Theremin, Leon

(Encyclopedia)Theremin, Leon thĕrˈəmən [key], 1896–1993, Russian engineer and inventor, b. St. Petersburg as Lev Sergeyevich Termen. He studied and worked in his native city, attending its university and cons...

Vincent, John Heyl

(Encyclopedia)Vincent, John Heyl, 1832–1920, American Methodist bishop, b. Tuscaloosa, Ala. In 1857 he was assigned to an Illinois conference, where he held various pastorates. His work in improving teaching meth...