Jazz Tangcay Artisans Editor For cinematographer Hoyte van Hoytema, the challenge with Christopher Nolan’s “Oppenheimer” was about capturing what was going on inside the head of J. Robert Oppenheimer, the father of the A-bomb — what he’s thinking and what we can read in his eyes. For costume designer Ellen Mirojnick, whether it was a two-piece suit or three-piece suit, it was his silhouette.