**2. Albert Einstein**was a German-born theoretical physicist and philosopher of science whose estimated IQ scores range from 205 to 225 by different measures. He is best known for his mass-energy equivalence formula

*E*=

*mc*

^{2 }which has been called the world's most famous equation.Einstein articulated the principle of relativity and attempted to disprove quantum theory until he died in 1955 at the age of 76.