Meet John Knoll, the Creative Genius Who Brought Rogue One to Life

In one corner of John Knoll’s office at Lucasfilm stand three racks of imposing black computer servers. The sleek 6-foot-tall towers, complete with mechanical switches and fans, flash blue LEDs. Each bears the insignia of the Galactic Empire from Star Wars and a name—Death Star 748, Death Star 749. Imperial computers, these are. As impressive and menacing as the machines appear, they aren’t real.

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