The article "forgets" that the pool of gifted children is much smaller than the general population. Of course, when you have a group of x people, and another gr

The article "forgets" that the pool of gifted children is much smaller than the general population. Of course, when you have a group of x people, and another group of λx people, you need to check whether you are getting the desired outcome from the two groups on a ration 1:λ and not on a 1:1 ratio. The article is missing this point.