In the event that you're too busy to notice the little things in life, sculptor Claes Oldenburg has made them big for you. Oldenburg is most famous for his monuments to absurdity, such as the enormous spoon and cherry sculpture that shades the lawn of the Walker Arts Center in Minneapolis.
"Art," Yayoi Kusama once said, "is both the symptom and cause for my obsession." Indeed, her works -- many of which amalgamate thousands of polka dots into recognizable forms -- are the manifestation of the spots, nets, and flowers that she has seen in hallucinations since childhood. Many cite her tr