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Ghez, Andrea Mia

(Encyclopedia)Ghez, Andrea Mia, 1965–, American astrophysicist, b. New York City, Ph.D. California Institute of Technology, 1992. She has been on the faculty at the Univ. of California, Los Angeles, since 1994. G...

Escalante, Silvestre Vélez de

(Encyclopedia)Escalante, Silvestre Vélez de sēlvāˈstrā vāˈlāth dā āskälänˈtā [key], fl. 1769–79, Spanish explorer in the American Southwest and Far West, a Franciscan missionary. He was in charge of...

Flood, James Clair

(Encyclopedia)Flood, James Clair, 1826–89, American silver magnate, b. New York City. Having been apprenticed to a carriage maker, he left to join the California gold rush in 1849. The following year he returned ...

Kohn, Walter

(Encyclopedia)Kohn, Walter, 1923–2016, American physicist, b. Vienna, Austria, Ph.D. Harvard, 1948. The son of Austrian Jews, he was transported to England in a rescue convoy after Nazi Germany absorbed (1938) Au...

Urey, Harold Clayton

(Encyclopedia)Urey, Harold Clayton yo͝orˈē [key], 1893–1981, American chemist, b. Walkerton, Ind., grad. Univ. of Montana (B.S., 1917), Ph.D. Univ. of California, 1923. He taught at Johns Hopkins (1924–29), ...

Sharpe, William Forsyth

(Encyclopedia)Sharpe, William Forsyth, 1934–, American economist, b. Boston, Mass., Ph.D. Univ. of California, Los Angeles, 1961. After working at the Rand Corporation, he taught at the Univ. of Washington (1961�...

Stoneman, George

(Encyclopedia)Stoneman, George, 1822–94, Union general in the American Civil War, b. Busti, N.Y. As commander of Fort Brown, Tex., in Feb., 1861, he refused to obey the order of General Twiggs to surrender to Tex...

Perlmutter, Saul

(Encyclopedia)Perlmutter, Saul, 1959–, American astrophysicist, b., Champaign-Urbana, Ill., Ph.D. Univ. of California, Berkeley, 1986. He is a researcher at Lawrence Berkeley National Laboratory and a professor a...

Marcus, Rudolph Arthur

(Encyclopedia)Marcus, Rudolph Arthur, 1923–, American chemist, b. Montreal, Canada. A professor at the California Institute of Technology, he was awarded the 1992 Nobel Prize in Chemistry for developing a theory ...

Macron, Emmanuel Jean-Michel Frédéric

(Encyclopedia)Macron, Emmanuel Jean-Michel Frédéric, 1977–, French political leader and banker, president of France (2017–), b. Amiens, grad. Univ. of Paris Nanterre (2001), Paris Institute of Political Studi...