Musée national Picasso-Paris. Photo © RMN-Grand Palais (Musée national Picasso-Paris) / Marine Beck-Coppola. © Succession Picasso/DACS 2019
Picasso and Paper, Royal Academy ★★★ A fascinating subject that proves too unwieldy for a single exhibition. Until 13 Apr
Rembrandt's Light, Dulwich Picture Gallery ★★★★ A novel collaboration between curators and cinematographer Peter Suschitzky. Until 2 Feb
William Blake, Tate Britain ★★★★★ Vast and satisfying show for a visionary and iconic artist. Until 2 Feb