Great personalities in IT?

Question

IT education

There is a computer laboratory in which disciplines are taught:
— operating systems (Linux);
- databases (MySQL);
- computer networks;
— programming (C++, Python);
— web development (XML/JS/Django);
There is a desire to decorate the office with portraits of the most prominent personalities in these areas, 2-4 portraits for each discipline.
Whom would you recommend?

Answer 1

To the above: Andrew Tanenbaum , Bjorn Stroustrup

Answer 2

Linux - Linus Torvalds, of course. You can also drag Richard Stallman there, but this is a much less well-known person. You can also cheer up and Tux'a.
MySQL - I don't know, you can take the founder / founders.
Computer networks - Kevin Mitnick, although a little debatable, because a former hacker, a bad example, etc. Necessarily Timothy John Berners-Lee, the founder of the Internet, http, html and other good things.
Programming - Thomas Kurtz, John Kemeny, creators of basic. You can also take the founders of C / C ++ / Delphi
Web development - I don’t know, I don’t know.

Answer 3

Patrick :-)
Theo Raadt, Alan Cox, Turing, Babbage

Answer 4

Bill Gates is somehow completely undeservedly forgotten

Answer 5

Larry Wall , Larry Page

Answer 6

Actually, here is a selection: media.smashingmagazine.com/wp-content/uploads/2010/06/aboutprogramming04.jpg

Answer 7

Bob Kahn , Vinton Cerf

Answer 8

Medvedev with a jafon.
But seriously - www.levenez.com/unix/ - UNIX family tree. Takes at least half a wall.

Answer 9

Ada Lovelace , - the first woman programmer, wrote the first manul (by the way, to Babbage's machine), introduced the concepts of cycle and cell into circulation.
Great woman, in a word.