The evolution of his idea is fascinating:<p>&quot;In the beginning, Stanton prized uniqueness above all else. He chose only the most flamboyant and oddball characters, especially the homeless and mentally ill, but also the elaborately fashionable and unmistakably foreign... But as time passed, Stanton developed a subtler taste in humans. His subjects came to look less like psychedelic superheroes, and more like the person next to you on the subway.&quot;