David Bordwell and Kristin Thompson are two of America's preeminent film scholars. You would be hard pressed to find a serious student of the cinema who hasn't spent at least a few hours huddled with their seminal introduction to the field-- Film Art , now in its ninth edition--or a cable television junkie unaware that the Independent Film Channel sagely christened them the "Critics of the Naughts." Since launching their blog Observations on Film...