People who are interested in this topic might want to read Richard Pettigrew's "...

People who are interested in this topic might want to read Richard Pettigrew's "Choosing for Changing Selves":

https://richardpettigrew.com/books/choosing-book/

He offers a response to L.A. Paul and a way to choose in light of changing selves. I am not sure how convinced I am myself, but it is very good philosophical work.