. . . a masterpiece? Is it the idea, the technique? Is it the material, the style? Is it the form? Is it the right balance . . . National Museum of Korea , Seoul, S. Korea - Summer 2014 . . . of color and rhythm? Is it soul? Conversations, Smithsonian National Museum of African Art, Winter 2015 Is it the passion that goes into the creation? Documenta 13 , Kassel, Germany Summer 2012 Is it still? . . . makes the viewer feel? Is it the exhibition space? Is it the viewer? Anselm Kiefer, Wege der Weltweisheit: die Hermanns-Schlacht, Städel Museum , Germany Is it a masterpiece if it stays in the closet, underneath the bed? Or hangs in a gallery? Metropolitan Museum of Art, NYC New Galleries for the Art of the Arab Lands, Turkey, Iran, Central Asia, and Later South Asia Will books, libraries, institutions, ancient cave walls reveal the secrets of what makes a masterpiece or must we find out on our own? Louvr...