Peter James returned to the program to talk about his latest novel in his series that features his police detective Roy Grace. The previous dozen books in the series are fast paced thrillers and we usually knew who the killers were and spent most of our time wondering how Roy was going to apprehend them. In this latest book in his "Dead Series" Peter James has constructed his first absolute who-dunnit Roy Grace mystery. A woman has been found dead in the bathtub. We don't know who the murderer