Last fall, I watched the pilot for Showtime's new series, Dexter , pronounced it impeccably well-made and impressively acted, and promptly decided not to keep watching the series. Based on the novel Darkly Dreaming Dexter by Jeff Lindsay*, Dexter is the tale of Dexter Morgan, adopted son of legendary Miami police detective Harry Morgan. As a young boy, Dexter began exhibiting the classic signs of sociopathic behavior, and Harry, instead of carting the boy off to psychiatrists and institutions, started training him instead--first, to avoid detection and incarceration, and later to channel his murderous urges in socially beneficial ways. In the present day, Dexter is a blood-spatter analyst for the Miami police department, where he works alongside his sister Deb, Harry's biological daughter. By night, he stalks and kills victims carefully selected according to a by-now deceased Harry's criteria--serial killers like Dexter himself, whom the law is either unaware of or he