Who Was the Greater Genius? A Complete Comparison
A Russian chess grandmaster, former World Chess Champion, writer, and political activist and commentator
Vollständige Biografie von Garry Kasparov lesen → · In-Depth Article →
American child prodigy
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Based on estimated IQ scores, William James Sidis (IQ 250) ranks higher than Garry Kasparov (IQ 190). However, both made extraordinary contributions.
Garry Kasparov had an estimated IQ of 190 while William James Sidis had an estimated IQ of 250.
Garry Kasparov is known for: Being the top chess player from 1984 until 2005. William James Sidis is known for: The Animate And The Inanimate.
Yes. Both Garry Kasparov and William James Sidis are universally regarded as among history's greatest intellects.