1. A Plague on Both Your Houses   '96
2. An Unholy Alliance   '96
3. A Bone of Contention   '97
4. A Deadly Brew   '98
5. A Wicked Deed   '99
6. A Masterly Murder   '00
7. An Order for Death   '01
8. A Summer of Discontent   '03
9. A Killer in Winter   '03
10. The Hand of Justice   '04
11. The Mark of a Murderer   '06
12. The Tarnished Chalice   '06
13. To Kill or Cure   '08
14. The Devil's Disciples    '08
15. A Vein of Deceit     '09
16. The Killer of Pilgrims    '10
17. Murder in the Minster     '11
18. Murder by the Book    '13

THOMAS CHALONER MYSTERY Series:
Main Character: Thomas Chaloner, Spy, London, 1660s

1. A Conspiracy of Violence   '06
2. Blood on the Strand   '07
3. The Butcher of Smithfield    '08
4. The Westminster Poisoner   '08
5. A Murder on London Bridge   '10
6. The Body in the Thames    '11
7. The Piccadilly Plot    '12
8. Death in St James's Park    '13

Written as Simon Beaufort (Written w/ husband Beau Riffenburgh)
GEOFFREY MAPPESTONE MYSTERY Series:
Main Character: Sir Geoffrey Mappestone, Knight, Great Britain, 1100s

1. Murder in the Holy City   '98
2. A Head for Poisoning   '99
3. The Bishop’s Brood   '03
4. The King’s Spies   '04
5. The Coiners’ Quarrel   '04
6. Deadly Inheritance   '10
7. The Bloodstained Throne   '10
8. A Dead Man’s Secret    '11