Art in the Twenty-First Century

Conclusion. Humor is the theme grouping the four artists profiled here. Among them: Eleanor Antin, who finds room for a wink or two in her social commentary; Raymond Pettibon, whose comic-book art is for adults only; Elizabeth Murray, whose paintings are vibrant and zany; and Walton Ford, whose watercolors unite the natural and political worlds. Comedian Margaret Cho hosts.