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How many people know that Jimmy Wales is an objectivist, the philosophy of Ayn Rand?Jimmy Wales, American entrepreneur, who cofounded Wikipedia, a free Internet-based encyclopaedia operating under an open-source management style. Wales received degrees in finance from Auburn University (B.S.) and the University of Alabama (M.S.). From 1994 to 2000 he was an options trader in
Deconstruction - Deconstruction in literary studiesDeconstruction - Deconstruction - Deconstruction in literary studies: Deconstruction’s reception was coloured by its intellectual predecessors, most notably structuralism and New Criticism. Beginning in France in the 1950s, the structuralist movement in anthropology analyzed various cultural phenomena as general systems of “signs” and attempted to develop “metalanguages” of terms and concepts in which the different sign systems could be described. Structuralist methods were soon applied to other areas of the social sciences and humanities, including literary studies. Deconstruction offered a powerful critique of the possibility of creating detached, scientific metalanguages and was thus categorized (along with kindred efforts) as “post-structuralist.” Anglo-American New Criticism sought to understand verbal works
Endocrine system - Other vertebrate endocrine glandsEndocrine system - Endocrine system - Other vertebrate endocrine glands: The pancreas in nonmammals is an endocrine gland that secretes insulin, glucagon, and somatostatin. Pancreatic polypeptide has been identified in birds and may occur in other groups as well. Insulin lowers blood sugar (hypoglycemia) in most vertebrates, although mammalian insulin is rather ineffective in reptiles and birds. Glucagon is a hyperglycemic hormone (it increases the level of sugar in the blood). In primitive fishes the cells responsible for secreting the pancreatic hormones are scattered within the wall of the intestine. There is a trend toward progressive clumping of cells in more evolutionarily advanced fishes, and in a few species the
Tulsa race riot of 1921 | History & FactsTulsa race riot of 1921, race riot that began on May 31, 1921, in Tulsa, Oklahoma, and was one of the most severe incidents of racial violence in U.S. history. Lasting for two days, it left between 30 and 300 people dead, mostly African Americans, and destroyed Tulsa’s prosperous black neighborhood Greenwood.2
List of superheroesSuperheroes have their antecedents in the semidivine heroes of myth and legend. Protagonists who exhibit feats of incredible strength, fighting prowess, and cunning are commonplace in both scripture and early secular literature. Comic strips of the early 20th century provided the perfect visual1
Social service - Administration of services in other developed countriesSocial service - Social service - Administration of services in other developed countries: In France personal social services are not administratively autonomous. A variety of social workers and social care workers are employed by other major public services, such as social security, hospitals, community health care, education, housing, and the courts. There are several types of social worker, including the family social worker (assistante sociale) and other specialists in child protection, medical social work, and court work; the homemaker (travailleuse familiale); child development workers specializing in the care of handicapped children; social allowance guardians with special responsibilities for families in serious financial difficulties; and the community worker (animateur socioculturel), who serves neighbourhood groups.
Apollo | History, Missions, & FactsApollo, Moon-landing project conducted by the U.S. National Aeronautics and Space Administration (NASA) in the 1960s and ’70s. The project reached its goal with the July 1969 landing of Apollo 11 on the Moon. Learn more about the history of the Apollo program in this article.
TortureTorture, the infliction of severe physical or mental pain or suffering for a purpose, such as extracting information, coercing a confession, or inflicting punishment. It is normally committed by a public official or other person exercising comparable power and authority. Although the effectiveness
Sam Nujoma | president of NamibiaSam Nujoma, first president of independent Namibia (1990–2005). Nujoma was born to a peasant family in the remote Ongandjera region of Owambo (Ovamboland) and spent his early years tending the family’s few cattle and goats. His primary education began at night school, and he left school at age 166
Alberto Villamizar | Colombian politician and diplomatAlberto Villamizar, Colombian politician and diplomat (born 1944, Cúcuta, Colom.—died July 26, 2007, Bogotá, Colom.), crusaded alongside the Liberal Party presidential candidate Luís Carlos Galán to limit the power, political influence, and wealth of the Medellín cocaine cartel headed by Pablo1
Gustavo Petro | Colombian politicianOther articles where Gustavo Petro is discussed: Iván Duque: …second-place finisher, former Bogotá mayor Gustavo Petro, but well short of the 50 percent necessary to preclude a runoff. The presence of Petro, a onetime leftist guerrilla, in the runoff with Duque marked a significant change in the attitude of Colombian voters, who had long been leery of candidates from…
Eduardo Santos Montejo | president of ColombiaEduardo Santos Montejo, prominent Latin American journalist, president of Colombia, 1938–42. Santos earned a doctorate of law at the National University in 1908 and pursued further studies in Paris. He acquired the Bogotá daily newspaper El Tiempo in 1913, and he became active in Liberal Party
Ivan Duque | Biography, Education, & AgeIvan Duque, Colombian center-right politician, lawyer, and author who succeeded Juan Manuel Santos as president of Colombia in 2018. Former president Alvaro Uribe Velez had handpicked Duque, his protege, as the 2018 presidential candidate of the Democratic Center, the political party Uribe founded in 2014.
Mauricio Macri | Biography & FactsMauricio Macri, business friendly politician who was elected president of Argentina in 2015, defeating Daniel Scioli, the Peronist candidate favored by outgoing president Cristina Fernandez de Kirchner. Largely because he was unable to revive Argentina’s struggling economy, Macri failed to win reelection in 2019.
Tabare Vazquez | Biography & FactsTabare Vazquez, Uruguayan doctor and politician who served as president of Uruguay from 2005 to 2010 and again from 2015. Learn more about Vazquez’s life and career, including information about his tenure as president as well as his various political policies.