Preesha Chakraborty, a nine-year-old Indian-American schoolgirl, was named in the "world's brightest" students list by the Johns Hopkins Centre for Talented Youth, based on the results of above-grade-level tests of over 16,000 students across 90 countries. She aced in the test's verbal and quantitative sections, on par with 99th percentile of advanced Grade 5 performances, a press release stated.