Gary Kasparov

As we have already mentioned, Gary Kasparov is a Russian-Croatian Grandmaster chess former World Chess Champion, whom many consider to be the greatest chess player of all time; only surpassed by Magnus Carlsen in 2013. In addition to his high IQ of 190 points, he’s also known for being the master of chess who was able to defeat, in 2003, a machine that could calculate three million moves per second.