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Charles Babbage
Read more about Babbage at the BBC WebsiteCame up with the concept of the programmable computer. -
Ada Lovelace
Created the first algorithim for machine use. Considered the first programmer. -
John Atanasoff
Invented the first electronic digital computer. -
Grace Hopper
Info on the Grace Hopper Celebration of Women in ComputingOne of the first programmers of the Harvard Mark 1 and invented the first compiler. -
Alan Turing
Formalised algorithims and computation with his Turing Machine. -
Ralph Baer
Made early contributions to video games. -
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Leonard Kleinrock
Helped shape the theoretical side of computer networking. -
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Alan Kay
Pioneered object oriented programming and windowing graphical user interface design. -
Steve Wozniak
Designed the Apple I and Apple II. -
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James Gosling
Invented the Java language. -
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Bill Gates
Founded Microsoft, one of the largest software companies.