Simon Beaufort (aka husband & wife writing duo Beau Riffenburgh & Susanna Gregory) GEOFFREY MAPPESTONE MYSTERY Series: Main Character: Sir Geoffrey Mappestone, Knight, Great Britain, 1100s Murder in the Holy City ’98 A Head for Poisoning ’99 The Bishop’s Brood ’03 The King’s Spies ’04 The Coiners’ Quarrel ’04 Deadly Inheritance ’10 The Bloodstained Throne ’10 A Dead Man’s Secret ’11 ALEC LONSDALE MYSTERY Series: Mind of a Killer ’18 Watchers of the Dead ’19 STAND ALONES: The Murder House ’14 The Killing Ship ’16 (thriller) Written by Susanna Gregory: CHRONICLES OF MATTHEW BARTHOLOMEW MYSTERY Series: Main Character: Matthew Bartholomew, Doctor, Teacher of Medicine at Cambridge, Mid 1300s A Plague on Both Your Houses ’96 An Unholy Alliance ’96 A Bone of Contention ’97 A Deadly Brew ’98 A Wicked Deed ’99 A Masterly Murder ’00 An Order for Death ’01 A Summer of Discontent ’03 A Killer in Winter ’03 The Hand of Justice ’04 The Mark of a Murderer ’06 The Tarnished Chalice ’06 To Kill or Cure ’08 The Devil’s Disciples ’08 A Vein of Deceit ’09 The Killer of Pilgrims ’10 Murder in the Minster ’11 Murder by the Book ’13 The Lost Abbot ’13 Death of a Scholar ’14 A Poisonous Plot ’15 A Grave Concern ’16 The Habit of Murder ’17 The Sanctuary Murders ’18 The Chancellor’s Secret ’21 THOMAS CHALONER MYSTERY Series: Main Character: Thomas Chaloner, Spy, London, 1660s A Conspiracy of Violence ’06 Blood on the Strand ’07 The Butcher of Smithfield ’08 The Westminster Poisoner ’08 A Murder on London Bridge ’10 The Body in the Thames ’11 The Piccadilly Plot ’12 Death in St James’s Park ’13 Murder on High Holborn ’14 The Cheapside Corpse ’15 The Chelsea Strangler ’16 The Executioner of St Paul’s ’17 Intrigue in Covent Garden ’18 The Clerkenwell Affair ’20