¿Yo soy una persona?

The persistence problem in relation to us is usually approached from a point of view that gives priority to psychological continuity. My goal in this paper is to advance an argument against it. In order to do so, I start defining the notion of identity and showing the problems that arise from the concept of diachronic identity. Psychological continuity as a criterion of identity for things like us emerges in this context. And, since the mental supervenes on the physical, those who hold this thesis are compelled to say that, in our case, that of human animals, there is a relation of coincidence, and not of identity, between animal and person. This results in several obstacles for determining who of these two entities I am