Autism Autism is a brain development disorder characterized by impaired social interaction and communication, and by restricted and repetitive behavior. These signs all begin before a child is three years old. Autism
Abraham Lincoln Abraham Lincoln (February 12, 1809 – April 15, 1865) was the 16th President of the United States. He successfully led the country through its greatest internal crisis, the American Civil War, preserving the Union and ending slavery. Before his election in 1860 as the first Republican president, Lincoln had been a country lawyer, an Illinois state legislator, a member of the United States House of Representatives, and twice an unsuccessful candidate for election to the U.S. Abraham_Lincoln
Andrew Johnson Andrew Johnson (December 29, 1808 17th President of the United States (1865the assassination of Abraham Lincoln. He was the first U.S. President to be impeached. At the time of the secession of the Southern states, Johnson was a U.S. Senator from Greeneville in eastern Tennessee. Andrew_Johnson
Adam Smith Adam Smith (baptised 16 June 1723Scottish moral philosopher and a pioneer of political economy. One of the key figures of the Scottish Enlightenment, Smith is the author of The Theory of Moral Sentiments and An Inquiry into the Nature and Causes of the Wealth of Nations. The latter, usually abbreviated as The Wealth of Nations, is considered his magnum opus and the first modern work of economics. Adam Smith is widely cited as the father of modern economics. Adam_Smith
The Birth of a Nation The Birth of a Nation (also known as The Clansman), is a 1915 silent film directed by D. W. Griffith; Set during and after the American Civil War, the film was based on Thomas Dixon's The Clansman, a novel and play. The Birth of a Nation is noted for its innovative technical and narrative achievements, and its status as the first Hollywood "blockbuster." It has provoked great controversy for its treatment of white supremacy and its positive portrayal of the Ku Klux Klan. The_Birth_of_a_Nation
Capitalism Capitalism is an economic and social system in which trade and industry are privately controlled for profit rather than by the state. The means of production, which is otherwise known as capital and includes land are owned, operated, and traded for the purpose of generating profits, without force or fraud, by private individuals either singly or jointly. Capitalism
Federal Reserve System The Federal Reserve System (also the Federal Reserve; informally The Fed) is the central banking system of the United States. Created in 1913 by the enactment of the Federal Reserve Act (signed by Woodrow Wilson), it is a quasi-public and quasi-private (government entity with private components) banking system that comprises (1) the presidentially appointed Board of Governors of the Federal Reserve System in Washington, D.C.; Federal_Reserve_System
History of computing hardware The history of computing hardware encompasses the hardware, its architecture, and its impact on software. The von Neumann architecture unifies our current computing hardware implementations. History_of_computing_hardware
Industrial Revolution The Industrial Revolution was a period in the late 18th and early 19th centuries when major changes in agriculture, manufacturing, mining, and transportation had a profound effect on the socioeconomic and cultural conditions in Britain. The changes subsequently spread throughout Europe, North America, and eventually the world. Industrial_Revolution
International Criminal Tribunal for the former Yugoslavia The International Tribunal for the Prosecution of Persons Responsible for Serious Violations of International Humanitarian Law Committed in the Territory of the Former Yugoslavia since 1991, more commonly referred to as the International Criminal Tribunal for the former Yugoslavia or ICTY, is a body of the United Nations (UN) established to prosecute serious crimes committed during the wars in the former Yugoslavia, and to try their alleged perpetrators. International_Criminal_Tribunal_for_the_former_Yugoslavia
James K. Polk This article is about the U.S. president. For other individuals and entities named James Polk, see James Polk (disambiguation).James Knox Polk (, ) (November 2, 1795 – June 15, 1849) was the eleventh President of the United States (1845–1849). Mecklenburg County, North Carolina, but mostly lived in and represented the state of Tennessee. A Democrat, Polk served as Speaker of the House (1835–1839) and Governor of Tennessee (1839–1841) prior to becoming president. James_K._Polk
James Heckman James Joseph Heckman (born 19 April 1944) is an American economist and Nobel laureate. He is the Henry Schultz Distinguished Service Professor of Economics at the University of Chicago, Distinguished Chair of Microeconometrics at University College, London, and University College, Dublin. Heckman shared the Nobel Memorial Prize in Economics in 2000 with Daniel McFadden for his pioneering work in econometrics and microeconomics. He is considered to be among the ten most influential economists in the world. James_Heckman
Slavery Slavery is a form of forced labor in which people are considered to be, or treated as, the property of others. Slaves can be held against their will from the time of their capture, purchase or birth, and deprived of the right to leave, to refuse to work, or to receive compensation (such as wages). Slavery
Thomas Jefferson Thomas Jefferson (April 13, 1743 – July 4, 1826) was the third President of the United States (1801–1809), the principal author of the Declaration of Independence (1776), and one of the most influential Founding Fathers for his promotion of the ideals of republicanism in the United States. Major events during his presidency include the Louisiana Purchase (1803) and the Lewis and Clark Expedition (1804–1806). Thomas_Jefferson
William Henry Harrison William Henry Harrison (February 9, 1773American military officer and politician, the ninth President of the United States, and the first president to die in office. The oldest president elected until Ronald Reagan in 1980, and last President to be born prior to the United States Declaration of Independence, Harrison died on his 32nd day in office—the shortest tenure in United States presidential history. William_Henry_Harrison
Gary Becker Gary Stanley Becker (born December 2, 1930) is an American economist and a Nobel laureate. Born in Pottsville, Pennsylvania, Becker earned a B.A. at Princeton University in 1951 and a Ph.D. at The University of Chicago in 1955. He taught at Columbia University from 1957 to 1968, and then returned to The University of Chicago, where he holds joint appointments with the departments of Economics, Sociology, and the Booth School of Business. Gary_Becker
Federal Reserve Act Federal Reserve Act (ch. 6, , enacted December 23, 1913, ) is the act of Congress that created the Federal Reserve System, the central banking system of the United States of America, which was signed into law by President Woodrow Wilson. Federal_Reserve_Act
Mellotron The Mellotron is an electro-mechanical, polyphonic keyboard originally developed and built in Birmingham, England in the early 1960s. It superseded the Chamberlin, which was the world's first sample-playback keyboard. The heart of the instrument is a bank of parallel linear magnetic audio tapes, which have approximately eight seconds of playing time each. Playback heads underneath each key enable the playing of pre-recorded sounds. Mellotron