Click to purchase on Amazon.com Born in Dessau in 1940, Imi Knoebel is a leading figure of 1960s abstraction. He was a student in Joseph Beuys’ master class when he began to seriously question the role of the image in painting, and by 1968 he had formulated the foundation of his practice in the seminal installation “Raum 19,” which has continued to influence his work. Working in between painting and sculpture, Knoebel layers individual [...]