Clayman has cover art based on the drawing by the painter and polymath of what nationality?
Clayman:  The album's cover art is based on Leonardo da Vinci's "Vitruvian Man" drawing. Leonardo da Vinci: Leonardo di ser Piero da Vinci (] ; 15 April 14522 May 1519), more commonly Leonardo da Vinci or simply Leonardo, was an Italian Renaissance polymath whose areas of interest included invention, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography.
Italian