* "Crescendo" (2021)
* "The Ripening" (2018)
* "The Bone Tree" (2016)
* "Dead Water" (2014)
* "The Poe Shadow" (2013)
* "The Secret Lives of the Freemasons" (2012)
Non-fiction:
* "The Masonic Myth: Unlocking the Truth Behind the World's Most Mysterious Society" (2011)
* "The Templar Code" (2009)
* "The Secret Life of Houdini: The Making of America's First Superhero" (2008)
* "The Last Alchemist: Arthur C. Clarke's Secret Search for the Philosopher's Stone" (2006)
* "Blood Relations: The Rise and Fall of the Kennedy Dynasty" (2005)