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A Trip Inside the N.C.A.A. Bubble

With the N.C.A.A. men’s basketball tournament approaching, Nate Silver was given the chance to step into the shoes of the selection committee, which chooses and seeds the 68 teams that will take part in March Madness. As it turns out, there is an element of statistical madness — the Ratings Percentage Index — embedded in the selection process itself. Read More.

Micah Cohen is FiveThirtyEight’s former managing editor.