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Mason-Dixon Line

(Encyclopedia)Mason-Dixon Line, boundary between Pennsylvania and Maryland (running between lat. 39°43′26.3″N and lat. 39°43′17.6″N), surveyed by the English team of Charles Mason, a mathematician and ast...

Mazandaran

(Encyclopedia)Mazandaran dĕränˈ [key], province (1991 pop. 3,793,149), c.20,400 sq mi (52,840 sq km), N Iran, bordering the Caspian Sea in the north. Sari is the capital; other cities include Babol, Amul, and Go...

Henderson, Rickey Henley

(Encyclopedia)Henderson, Rickey Henley, 1958–, American baseball player, b. Chicago. An outfielder with the Oakland Athletics (1979–84, 1989–93, 1994–95, 1998), New York Yankees (1985–89), Toronto Blue Ja...

Abrams, Stacey

(Encyclopedia)Abrams, Stacey Yvonne, 1973-, American politician and author, b. Gulfport, Ms., Spelman College (B.A., 1995); Univ. of Texas (Masters of Public Affairs, 1998), Yale Law School (J.D., 1999)...

Ebbers, Bernie

(Encyclopedia)Ebbers, Bernie (Bernard John Ebbers), 1941–, American business executive and white-collar criminal, b. Edmonton, Alta, grad. Mississippi College (1967). After running a small motel chain, he entered...

Charles Emmanuel I

(Encyclopedia)Charles Emmanuel I, 1562–1630, duke of Savoy (1580–1630), son and successor of Emmanuel Philibert. He continued his father's efforts to recover territories lost to the duchy, but his reckless, alt...

Emanuel, Rahm Israel

(Encyclopedia)Emanuel, Rahm Israel, 1959–, American politician, b. Chicago, grad. Sarah Lawrence College (B.A., 1981), Northwestern Univ. (M.A., 1985). A seasoned Democratic power broker and skilled dealmaker kno...

Smith, Dean Edwards

(Encyclopedia)Smith, Dean Edwards, 1931–2015, American college basketball coach, b. Emporia, Kans. After playing basketball at the Univ. of Kansas (grad. 1953), Smith joined (1954) the Air Force and became an ass...

pacemaker, artificial

(Encyclopedia)pacemaker, artificial, device used to stimulate a rhythmic heartbeat by means of electrical impulses. Implanted in the body when the heart's own electrical conduction system (natural pacemaker) does n...

oligarchy

(Encyclopedia)oligarchy ŏlˈəgärkē [key] [Gr.,=rule by the few], rule by a few members of a community or group. When referring to governments, the classical definition of oligarchy, as given for example by Aris...