Andrea Rich has been leading the Los Angeles County Museum of Art for ten years. “The museum has stable finances, longer hours, grand plans and, yes, fully operative telephone and computer systems. With star architect Renzo Piano poised to lead an expansion and reorganization of the crowded, confusing campus, the $130-million projected cost of phase one is already in the bank. These facts alone, many museum professionals say, should qualify Rich as a triumphant turnaround artist. But the closer you look, the more complicated that picture becomes…”