Why Parfit’s Psychological Criterion Does Not Work as a Personal Identity Theory (And How it Could)
Issue: Issue 09 • Author/s: Chris Lay
Topics: Metaphysics
On Parfit’s Psychological Criterion of personal identity, I persist as some future subject if we can trace a chain of overlapping mental state connections from me to that future subject. When two subjects are connected in this way, we can say that they are psychologically continuous. Parfit offers up three different versions of the Psychological Criterion in Reasons and Persons, and what he calls the Narrow, Wide, and Widest views are distinguished from one another by what is acceptable as the cause of continuity on each. However, there appear to…