Does anyone know any good info on John Venn?

Question

I need some information for a project I'm doing for school project and I can't use Wikipedia. If you know any good facts it would be greatly appreciated.

Answer 1

He was an English mathematician who invented the everpopular

Venn diagram, which visually protrays the relationship between sets of numbers

Answer 2

I think he conceptualized the Venn diagram to show visually the inclusion or separation of sets.