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Publication Order of Standalone Novels
The Rule of Four (2004)
The Fifth Gospel (2015)
an Mackinnon Caldwell is an American novelist known for co-authoring the 2004 novel The Rule of Four. His second book, The Fifth Gospel, was published in 2015.
Born: March 18, 1976 (age 45 years), Fairfax County, Virginia, United States
Kurt Harm was once a gifted assassin. He traveled the world as little more than a ghost, carrying out top secret operations for his Special Forces unit. Then, one mission went horribly wrong. Harm thought he could put his sniper rifle down and leave that life behind. He dedicated himself to the world of medicine, helping others in hopes of redeeming himself for the guilt of his past. But some secrets die hard. This is his backstory …