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Bill Gates

Is an american bussines magnate, computer programmer and philanthropist. Gates is the former chief executive and current chairman of Microsoft, the world’s largestpersonal-computer software company he co-founded with Paul Allen. He is consistently ranked among the world's wealthiest people and was the wealthiest overall from 1995 to 2009, excluding 2008, when he was rankedthird; in 2011 he was the wealthiest American and the second wealthiest person. During his career at Microsoft, Gates held the positions of CEO and chief software architect, and remains the largestindividual shareholder, with 6.4 percent of thecommon stock.  He has also authored or co-authored several books. Gates is one of the best-known entrepreneurs of the personal computer revolution. Gates hasbeen criticized for his business tactics, which have been considered anti-competitive, an opinion which has in some cases been upheld by the courts. In the later stages of his career, Gates haspursued a number of philanthropic endeavors, donating large amounts of money to various charitable organizations and scientific research programs through the Bill & Melinda Gates Foundation, established in2000.

Gates stepped down as chief executive officer of Microsoft in January 2000. He remained as chairman and created the position of chief software architect. In June 2006, Gates announced that hewould be transitioning from full-time work at Microsoft to part-time work, and full-time work at the Bill & Melinda Gates Foundation. He gradually transferred his duties to Ray Ozzie, chief softwarearchitect, and Craig Mundie, chief research and strategy officer. Gates's last full-time day at Microsoft was June 27, 2008. He remains at Microsoft as non-executive chairman.



[pic]Alexander Graham Bell

March 3, 1847 – August 2, 1922. was an eminent scientist, inventor, engineer and innovator who is credited with inventing the first practicaltelephone.

Bell's father,...