* The Girl from the South (2007)
* The Medici Conspiracy (2011)
* Blood and Glory: The Rise of the Medici Dynasty (2013)
* The Last Medici: The Fall of a Dynasty (2014)
Non-fiction:
* The Medici: Power, Money, and Art (2015)
* Catherine de' Medici: Renaissance Queen of France (2020)
Short stories:
* "The Merchant's Daughter" (2008)
* "The Gold Tooth" (2009)
* "The Venetian Glass" (2010)
Essays:
* "Why You Should Read Machiavelli" (2013)
* "The Renaissance: A Time of Great Change" (2015)
* "The Medici Family: A Legacy of Power and Patronage" (2016)