Why the Oscars’ Omission of ‘Selma’ Matters  

The actor David Oyelowo and Ava DuVernay, the director, on the set of “Selma.” Neither was nominated for an Oscar. Credit Atsushi Nishijima/Paramount Pictures, via Associated Press

When a moment comes to celebrate both a historical giant and a pure creative achievement, it merits significant and broad recognition, David Carr writes.