Bill Gates

Bill gates was born on 28 october 1955 in seattle in Washington. is an American business magnate, philanthropist, investor, computer programmer, and inventor. In 1975, Gates and Paul Allen co-founded Microsoft, which became the world's largest PC software company. During his career at Microsoft, Gates held the positions of chairman, CEO and chief software architect and was the largest individual shareholder until May 2014. Gates has authored and co-authored several books.

Starting in 1987, Gates was included in the Forbes list of the world´s wealthiest people and was the wealthiest overall from 1995 to 2014- excluding a few years after the financial crisis of 2007- 08 Between 2009 and 2014, his wealth doubled from US$40 billion to more than US$82 billion.