References
- Haidt, Jonathan 2012. The Righteous Mind: Why Good People are Divided by Politics and Religion, New York: Vintage Books.
- Kennett, Jeanette 2015. What’s Required for Motivation by Principle? in Motivational Internalism, ed. Gunnar Björnsson, Caj Strandberg, Ragnar Francén Olinder, John Eriksson, and Fredrik Bjorklund, New York: Oxford University Press: 108–29.