 The first three books, "Assassin", "Betrayal", "Conspiracy", and the later "Feud", were written by Patricia Finney, and the other books are co-written by Sara Volger and Jan Burchett.All authors write under the pseudonym "Grace Cavendish".The series is written in alphabetical order, leading to hopes that there would be another 14 (M–Z); however, none have been published for the past 8 years.