Stepping into "Turbulent," a video installation by the Iranian-American artist Shirin Neshat, you're pulled in two directions at once. On one wall, a DVD projection shows a man standing before an auditorium full of young Muslim scholars in pressed white shirts. As they applaud politely, he begins to sing--liltingly at first, but gaining in force. It's an old song--the words are by the 13th-century mystic Rumi--and the man is sure of his melody. As he takes his bows, your attention leaps to a second screen at the opposite end of the gallery, where an otherworldly figure dressed all in black has been... More >>>