Unmatched in his ingenuity, technical prowess, and curiosity, Leonardo da Vinci (1452–1519) epitomises the humanistic ideal of the Renaissance man: a peerless master of painting, sculpture, cartography, anatomy, architecture—and more. Simultaneously captivating art historians, collectors, and the millions who flock yearly to admire his works, Leonardo’s appeal is as diffuse as were his preoccupations. His images permeate nearly every facet of Western culture—The Vitruvian Man is engraved into millions of Euro coins, The Last Supper...