daN Rickwood , called Stanley Donwood is a mainly known English artist for his work of Graphiste for the group Radiohead. Also known under the pseudonym of Stanley Donwood and the White Chocolate Farm . He collaborated with some Dr. Tchock , this mysterious Dr. proving to be Thom Yorke the singer of Radiohead. The two men know each other for a long time, they studied together with Beautiful arts of Exeter.