Bill Gates

BillGatesBill and Melinda GatesBilly "The Kid" GatesBilly" GatesGates Cambridge ScholarshipGates, BillKent Evansone very rich manWilliam H. Gates, III, KBE
William Henry Gates III (born October 28, 1955) is an American business magnate, investor, author, philanthropist, and humanitarian.wikipedia
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Bill & Melinda Gates Foundation

Bill and Melinda Gates FoundationGates FoundationThe Bill and Melinda Gates Foundation
In June 2006, Gates announced that he would be transitioning from full-time work at Microsoft to part-time work and full-time work at the Bill & Melinda Gates Foundation, which was established in 2000.
Bill & Melinda Gates Foundation (BMGF), previously branded as the 'William H. Gates Foundation', is a private foundation founded by Bill and Melinda Gates.

Paul Allen

Paul G. AllenAllenAllen Foundation for the Arts
In 1975, Gates and Paul Allen launched Microsoft, which became the world's largest PC software company. One of these systems was a PDP-10 belonging to Computer Center Corporation (CCC), which banned four Lakeside students Gates, Paul Allen, Ric Weiland, and Kent Evans for the summer after it caught them exploiting bugs in the operating system to obtain free computer time.
Alongside Bill Gates, Allen co-founded Microsoft in 1975, which helped spark the microcomputer revolution and later became the world's largest PC software company.

Microsoft

Microsoft CorporationMSMicrosoft Corp.
He is best known as the principal founder of Microsoft Corporation.
Microsoft was founded by Bill Gates and Paul Allen on April 4, 1975, to develop and sell BASIC interpreters for the Altair 8800.

Seattle

Seattle, WashingtonSeattle, WACity of Seattle
Gates was born in Seattle, Washington, on October 28, 1955.
The Seattle area developed into a technology center from the 1980s onwards with companies like Microsoft becoming established in the region; Microsoft founder Bill Gates is a Seattleite by birth.

Bill Gates Sr.

Bill Gates SrWilliam Gates Sr.
He is the son of William H. Gates Sr. (b. 1925) and Mary Maxwell Gates (1929–1994).
He is the father of Bill Gates, the principal founder of Microsoft.

The World's Billionaires

list of billionairesForbes'' list of billionairesbillion
Since 1987, Gates has been included in the Forbes list of the world's wealthiest people, an index of the wealthiest documented individuals, excluding and ranking against those with wealth that is not able to be completely ascertained.

Criticism of Microsoft

criticized for his business tacticsMicrosoft
He has been criticized for his business tactics, which have been considered anti-competitive.
When Microsoft discovered that its first product, Altair BASIC, was subject to widespread unauthorized copying, Microsoft founder Bill Gates wrote an Open Letter to Hobbyists that openly accused many hobbyists of stealing software.

Lakeside School (Seattle)

Lakeside SchoolLakesideLakeside Academy
At 13, he enrolled in the Lakeside School, a private preparatory school and wrote his first software program.
Famous alumni include Microsoft founders Bill Gates and Paul Allen.

Mary Maxwell Gates

Mary GatesMary (Maxwell) GatesMary Gates Hall
He is the son of William H. Gates Sr. (b. 1925) and Mary Maxwell Gates (1929–1994).
Her son Bill Gates is the co-founder of Microsoft.

Traf-O-Data

prior venture
At age 17, Gates formed a venture with Allen, called Traf-O-Data, to make traffic counters based on the Intel 8008 processor.
Traf-O-Data was a business partnership between Bill Gates, Paul Allen and Paul Gilbert that existed in the 1970s.

Harry R. Lewis

Harry LewisLewis, Harry R.H. Lewis
In his second year, Gates devised an algorithm for pancake sorting as a solution to one of a series of unsolved problems presented in a combinatorics class by Harry Lewis, one of his professors.
Lewis has been honored for his "particularly distinguished contributions to undergraduate teaching"; his students have included future entrepreneurs Bill Gates and Mark Zuckerberg, and numerous future faculty members at Harvard and other schools.

Steve Ballmer

BallmerMicrosoft CEO Steve BallmerSteven A. Ballmer
While at Harvard, he met fellow student Steve Ballmer.
Ballmer was hired by Bill Gates at Microsoft in 1980 after dropping out of Stanford University.

Warren Buffett

American business magnate of the same nameBuffettWarren
In 2009, Gates and Warren Buffett founded The Giving Pledge, whereby they and other billionaires pledge to give at least half of their wealth to philanthropy.
In 2008, Buffett became the richest person in the world, with a total net worth estimated at $62 billion by Forbes and at $58 billion by Yahoo, overtaking Bill Gates, who had been number one on the Forbes list for 13 consecutive years.

Popular Electronics

Computers & Electronics
After Gates read the January 1975 issue of Popular Electronics, which demonstrated the Altair 8800, he contacted Micro Instrumentation and Telemetry Systems (MITS), the creators of the new microcomputer, to inform them that he and others were working on a BASIC interpreter for the platform.
Paul Allen showed that issue to Bill Gates.

Open Letter to Hobbyists

letter to computer hobbyistsopen letter
In February 1976, Gates wrote an Open Letter to Hobbyists in the MITS newsletter in which he asserted that more than 90 percent of the users of Microsoft Altair BASIC had not paid Microsoft for it and by doing so the Altair "hobby market" was in danger of eliminating the incentive for any professional developers to produce, distribute, and maintain high-quality software.
The Open Letter to Hobbyists was a 1976 open letter written by Bill Gates, the co-founder of Microsoft, to early personal computer hobbyists, in which Gates expresses dismay at the rampant software piracy taking place in the hobbyist community, particularly with regard to his company's software.

Ric Weiland

One of these systems was a PDP-10 belonging to Computer Center Corporation (CCC), which banned four Lakeside students Gates, Paul Allen, Ric Weiland, and Kent Evans for the summer after it caught them exploiting bugs in the operating system to obtain free computer time.
Bill Gates, Paul Allen, Kent Evans, and Weiland were involved with the Computer Center Corporation, using their PDP-10.

Micro Instrumentation and Telemetry Systems

MITSMicro Instrumentation and Telemetry Systems (MITS)telemetry systems
After Gates read the January 1975 issue of Popular Electronics, which demonstrated the Altair 8800, he contacted Micro Instrumentation and Telemetry Systems (MITS), the creators of the new microcomputer, to inform them that he and others were working on a BASIC interpreter for the platform.
Paul Allen and Bill Gates saw the magazine and began writing software for the Altair, later called Altair BASIC.

Pancake sorting

pancake problemSimple pancake sort
In his second year, Gates devised an algorithm for pancake sorting as a solution to one of a series of unsolved problems presented in a combinatorics class by Harry Lewis, one of his professors.
In 1979, Bill Gates and Christos Papadimitriou gave an upper bound of

IBM PC DOS

PC DOSPC-DOS2000
After adapting the operating system for the PC, Microsoft delivered it to IBM as PC DOS in exchange for a one-time fee of $50,000.
At that time the private company Microsoft, founded five years earlier by Bill Gates, was eventually selected for the operating system.

Ed Roberts (computer engineer)

Ed RobertsDr. H. Edward RobertsHenry E. Roberts
MITS president Ed Roberts agreed to meet them for a demo, and over the course of a few weeks they developed an Altair emulator that ran on a minicomputer, and then the BASIC interpreter.
Bill Gates and Paul Allen joined MITS to develop software and Altair BASIC was Microsoft's first product.

Satya Nadella

He stepped down as chairman of Microsoft in February 2014 and assumed a new post as technology adviser to support the newly appointed CEO Satya Nadella.
In comparison to founder Bill Gates's "a PC on every desk and in every home, running Microsoft software", Nadella says that it is an enduring mission, rather than a temporal goal.

Altair BASIC

BASICBASIC interpretercommercial software
The demonstration, held at MITS's offices in Albuquerque, was a success and resulted in a deal with MITS to distribute the interpreter as Altair BASIC.
Bill Gates recalls that, when he and Paul Allen read about the Altair in the January 1975 issue of Popular Electronics, they understood that the price of computers would soon drop to the point that selling software for them would be a profitable business.

Christos Papadimitriou

PapadimitriouC. PapadimitriouPapadimitriou, Christos
His solution was later formalized in a published paper in collaboration with Harvard computer scientist Christos Papadimitriou.
Papadimitriou co-authored a paper on pancake sorting with Bill Gates, then a Harvard undergraduate.

Business magnate

industrialisttycoonlumber baron
William Henry Gates III (born October 28, 1955) is an American business magnate, investor, author, philanthropist, and humanitarian.
Contemporary industrial tycoons include e-commerce entrepreneur Jeff Bezos, real estate developer Donald Trump, investor Warren Buffett, computer programmer Bill Gates, technology innovator Steve Jobs, steel investor Lakshmi Mittal, telecommunications investor Carlos Slim, airline owner Sir Richard Branson, technology entrepreneur Elon Musk, Formula 1 manager Bernie Ecclestone, media entrepreneur Rupert Murdoch, and poultry technologist Frank Perdue.

Harvard College

HarvardHarvard Universityhouses
He scored 1590 out of 1600 on the Scholastic Aptitude Tests (SAT) and enrolled at Harvard College in the autumn of 1973.
Bill Gates (did not graduate)