1. Carter, W. R. (1989). How to change your mind. Canadian Journal of Philosophy, 19(1), 1–14.
2. Garrett, B. (1985). Noonan, best candidate theories, and the ship of theseus. Analysis, 45(4), 212–15.
3. Locke, J. (1694/1975). Of identity and diversity. In P. Nidditch (Ed.), An essay concerning human understanding, 2nd edn. Oxford: Oxford University Press.
4. Snowdon, P. (1990). Persons, animals, and ourselves. In C. Gill (Ed.), The person and the human animal. Oxford: Oxford University Press.
5. Wiggins, D. (1980). Sameness and substance. Cambridge: Harvard University Press.