the biggest scientist (10 person)

10th person: woman Norwegian social science scientist academic position answers
"The biggest researcher in the world: it must be someone who worked and
influenced both social and technical research, I will say Leonardo da
Vinci, I like the idea of putting the individual at the fore as we see
it in his works (and a sign of early modernity) as well as his technical
innovations."

In computer sience: I do not know, but it might be someone working with
binary (?) numbers? A mathematician of some sort?