Tommy Richards is a self-taught sculptor who makes wall assemblages from industrial building materials. Richards knows these materials intimately: he is a plumbing inspector for the city of Atlanta, and he began making his pieces inside the walls of high-rise buildings. The works are now independent of the structures that inspired them, but they still bear traces of their source in terms of material, color, and imagery Richards turns the city inside out. The glass and concrete skins of tall buildings are peeled back to reveal a riot of color-coded grids and conduits. Some pieces take as titles