There is no more compelling broadcast in sports than the unveiling of a bracket. We see it with the quadrennial World Cup draw, and this Sunday is the single most anticipated and controversial day of the college basketball season: Selection Sunday, when 68 teams find out where they're going and who they're playing.
The NCAA Selection Committee is a shadowy backroom cabal, operating with minimal transparency and zero oversight. But do they really rig the brackets? We look at five of the most plausible theories, and rank them on their merits.