Nouns from surnames: Einstein

Albert Einstein (1879-1955) was a US physicist and mathematician, born in Germany, who developed the theory of relativity, which completely changed the way that scientists understand space and time. Einstein is considered to be one of the greatest scientists and one of the most intelligent people ever born, and people sometimes use the name Einstein to talk about someone who is very intelligent:
Go and ask Simon- he’s the Einstein of the family.
The controls are really easy to operate, so you don’t need to be an Einstein to use it.