The 20 Most Genius People in the History with Highest IQs
18. was an 18th century scientist and theologian. His estimated IQ scores range from 165 to 210 by different measures. Renowned most of his life for his contributions to the natural sciences, Swedenborg had a spiritual awakening in his 50s and published what is now his most famous work — a description of the afterlife called "Heaven and Hell."