The Medici : Power, Money, and Ambition in the Italian Renaissance
2016
Spinoza in 90 Minutes (The Philosophers in 90 Minutes Series)
2004
Nietzsche in 90 Minutes (The Philosophers in 90 Minutes Series)
2003
Dark Brilliance : The Age of Reason: From Descartes to Peter the Great
2025
The Florentines : From Dante to Galileo: The Transformation of Western Civilization
2021
The Artist, the Philosopher, and the Warrior : Da Vinci, Machiavelli, and Borgia and the World They Shaped
2018