

O'Boyle, an American psychologist previously working in Australia and now at Texas Tech University, has used MRI scanning of blood flow during mental operation in computational prodigies. In 2005, a group of researchers led by Michael W. Srilankan- Malaysian performer Yaashwin Sarawanan was the runner-up in 2019 Asia's Got Talent. Neelakantha Bhanu Prakash from India has been often mentioned on the Limca Book of Records for racing past the speed of a calculator in addition. Shakuntala Devi from India has been often mentioned on the Guinness World Records.

Tomohiro Iseda (2018) was the third Japanese person to win the Cup, after Naofumi Ogasawara (2012) and Yuki Kimura (2016). Aaryan ended the dominance of Japanese Mental Calculators who won the competitions during 2018-Tomohiro Iseda and 2016 - Yuki Kimura. On July 17, 2022, at Heinz Nixdorf MuseumsForum in Paderborn city of Germany, 12-years old Indian Mental Calculator Aaryan Nitin Shukla clinched the title to become the new World Champion. The world's best mental calculators are invited every two years to compete for the Mental Calculation World Cup. Human calculator is a term to describe a person with a prodigious ability in some area of mental calculation (such as adding, subtracting, multiplying or dividing large numbers). Leonhard Euler was a prominent mental calculator
