Who Was the Greater Genius? A Complete Comparison
A psychiatrist and psychotherapist who has the world's highest measured IQ of 205 and is also ranked first in the World Genius Directory.
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American child prodigy
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Based on estimated IQ scores, William James Sidis (IQ 250) ranks higher than Evangelos Katsioulis (IQ 198). However, both made extraordinary contributions.
Evangelos Katsioulis had an estimated IQ of 198 while William James Sidis had an estimated IQ of 250.
Evangelos Katsioulis is known for: <br> Highest adult IQ in the world (2012): IQ 198, sd 15 or IQ 205, sd 16 <br> . William James Sidis is known for: The Animate And The Inanimate.
Yes. Both Evangelos Katsioulis and William James Sidis are universally regarded as among history's greatest intellects.