A painting long thought to be a “workshop copy” of a cherished Rembrandt in the collection of the Art Institute of Chicago has been attributed to Rembrandt himself by a scholar with significant credit to his claim. As reported by the *Guardian*, Gary Schwartz, who has written books on Rembrandt and Dutch painting and will deliver a talk on Monday at the National Gallery in London, said a canvas in a private collection in the UK is in fact a Rembrandt in the same way as *Old Man with a Gold Chain *(1631) at the Art Institute. Both of the works (the former on panel, as opposed to the canvas owned by collector Francis Newman) share the same title and were brought together for a display that opened late last year at the museum in Chicago. The canvas has been considered a replica copy “likely by one of the students in [Rembrandt’s] workshop for the competitive Amsterdam art market,” according to the Art Institute.…