From Jonathan Wai in Psychology Today:
Over 90 years ago, Lewis Terman attempted to identify the brightest kids in California. There were two young boys who took Terman’s test but who did not make the cutoff to be included in this study for geniuses. These boys were William Shockley and Luis Alvarez, who both went on to study physics, earn PhDs, and win the Nobel Prize. Why did they miss the cut? One explanation is that the Stanford-Binet, the test Terman used, simply did not include a spatial test.
The whole article is here.