There will always be rivalry between brothers and sisters. It does not stop, even when they are in their late teens. The latest debate between my sister's 20 year-old son and 18 year-old daughter has to do with which book series is more popular: Harry Potter (my nephew Tom's choice) or the Twilight saga (my niece Anna's latest passion. I am not particularly a fan of either one. Not because of the witchcraft oging on at Hogwarts in the Potter series, or the forbidden love between a young girl and a vampire in Twilight . I am not a fan because the stories don't hold my interest. They were not necessarily written with Tom and Anna's gray-haired aunt Mary as their target audience. Or were they? I noticed that many of the women at my office have been reading the Twilight series . Maybe there is more to this mortal/vampire love story than what meets the eye. So when I was given the opportunity to review Touched by a Vampire: Discovering the hidden messages in ...