Working from a Los Angeles studio, Tim Hawkinson creates conceptual work that includes room-size installations, collages and sculpture and provokes responses from absurd to purely humorous. He makes clocks from Coca-Cola cans or hair brushes or items from a pile of laundry, bird skeletons and nail clippings. One of his pieces, "Ranting Mop Head" (1995) is an upright mop on one side and a machine on the other side that has synthetic voices. When activated, the 'mop head' rants with gibberish. Another work, "Uberorgan", is a 12-pipe organ with expanding and contracting balloons that expand and contract with the markings on a 200-foot piano-player-like scroll. In turn, the balloons send air through the pipes, which play hymns, popular music an...