Guides for the Perplexed (2006–2012)
- Adorno (2006)
- Deleuze (2006)
- Merleau-Ponty (2006)
- Existentialism (2007)
- Kierkegaard (2007)
- Nietzsche (2007)
- The Stoics (2008)
- Christology (2009)
- Process Theology (2011)
- Marcus Aurelius (2012)
- The Historical Jesus (2012)