Important people in Computer Science

List the names of important people in Computer Science and their contributions to the field. I will start.

Grace Hopper - She built the first compiler named A-0. She is credited with popularizing the term debugging, because she found a real bug (a moth) stuck in a relay therefore impeding the system.

God likes elephants and bears and the Beatles.

God says...
bowers slothful carrying intercepting Stage advantage Caesar
compass gods willedst transparent needed conflicting him
twisted implanting care triumph view absence trampled
pant sight solicits consentings sanctuary Pontitianus
resisted Up childhood lawful become Saints usage tumultuous
eyesight bearing g appearing vices conveys prescribed
inheritance sitteth mere careless Welcome melodies oppression
discuss mayest forging shudder XII disorders probable
personages bless room meditations dispensed shouldest
philosophers courage mightier Epistles maintainers friendship
groaned vessel doer forth compact idly exhibit novelty
growing wilfully smelleth Very Aristotle breathed windy
iniquities Shine excluded doors litigation seduction cruelty
restore mockery subjoined spices store herbs healthy extricated
persecuted moon images utmost wine striking formation
hypertext furnace apart origin obediently crime expecteth
equals preferring weaker Name's disposition serpents quite
providence stiffneckedness captious