The zombie apocalypse is upon us. In fact, it has been for over 40 years now, thanks in large part to the efforts of George Romero, godfather of the modern zombie movie. As a presence on the big screen, Romero didn’t invent the zombie — those lurching, animated corpses with a hunger for human flesh (or braaaaiiinnnns) — but he did perfect their use as the vehicle for a seemingly endless stream of metaphors…

( Editor’s Note: This preview of the SILVERDOCS film festival comes to us from Sommer Mathis, who has joined our staff to write about arts.) Just when you were certain that downtown Silver Spring will never be as hip as it wishes it was, SILVERDOCS: AFI/Discovery Channel Documentary Festival returns for its 3rd year to challenge your deeply held beliefs. This year’s opening night gala alone is enough to make any film geek perspire with…