Greek and Roman Logic
“Greek and Roman Logic,” co-authored with Robby Finley and Justin Vlasits, in Oxford Bibliographies in Classics. Ed. Ruth Scodel. New York: Oxford University Press, 2019.
The Virtues and Happiness in Stoic Ethics
“The Virtues and Happiness in Stoic Ethics,” The Cambridge Companion to Ancient Ethics, ed. Christopher Bobonich (CUP, 2017), 183-199.
Ancient Skepticism
“Ancient Skepticism,” Cambridge History of Moral Philosophy, eds. Sacha Golob and Jens Timmermann (CUP, 2017), 88-99.
Ancient Skepticism
“Ancient Skepticism,” Stanford Encyclopedia of Philosophy, ed. Edward N. Zalta (2010/2014/2018).
The Hellenistic Academy
“The Hellenistic Academy,” Routledge Companion to Ancient Philosophy, eds. Frisbee Sheffield and James Warren (Routledge, 2013), 482-495.
Seneca
“Seneca,” Stanford Encyclopedia of Philosophy, ed. Edward N. Zalta (2007/2011/2015).