"The Emmy Award-winning producer of PBS's Masterpiece Theatre and Mystery! reveals the secrets to Downton Abbey, Sherlock, and its other hit programs. For more than twenty-five years and counting, Rebecca Eaton has presided over PBS's Masterpiece Theatre, the longest running weekly prime time drama series in American history. From the runaway hits Upstairs, Downstairs and The Buccaneers, to the hugely popular Inspector Morse, Prime Suspect, and Poirot,...