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date: 01 February 2023

personal identity. 

The Oxford Companion to Philosophy

The way philosophers refer to facts about persons which are expressed in identity judgements such as ‘The person over there now is identical to the person who was there yesterday’, the truth of which is a consequence of the fact that persons remain in existence over time. The problem is to say in an informative way what the necessary and sufficient conditions are for this kind of fact. These conditions are called criteria of identity for persons. A second related problem, raised by Parfit, is what importance facts about such identities should have in our evaluative thought.... ...

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