Over the course of two decades of confrontational performance work, William Pope.L has used his body to probe race, desire, endurance, and deprivation. Once you see one of his projects, you’re not likely to forget it—although it’s possible you might not recognize it as art. For Tompkins Square Crawl, 1991, the artist, dressed in a business suit and awkwardly holding a tiny flowerpot, laboriously crawled on his stomach around the East Village park. (The sight of a black man intentionally lying in the gutter confused and enraged one onlooker so much that he called the police.) Skewering everything