Can Genius Be Taught? The Polgár Sisters and the Experiment That Put the Question to the Test

As any new parent soon finds out, there exists a robust market for products, services, and media that promise to boost a child’s intelligence. Some of these offerings come as close as legally possible to holding out the promise of putting any tot on the path to genius, brazenly begging the question of whether it’s possible to raise a genius in the first place. Still, the efforts parents have deliberately made in that direction have occasionally produced notable results, from epochal figures like...