mail boxes? (im so sorry is i got it wrong :( )
Junípero Serra y Ferrer, O.F.M., was a Roman Catholic Spanish priest and friar of the Franciscan Order who founded a mission in Baja California and the first nine of 21 Spanish missions in California
Answer:Dissociative identity disorder or multiple personalities disorder
Explanation: This is a disorder that is more common to people who had suffered severe abuse.
They usually develop this other non existing person as a defence mechanism or a coping mechanism for them to escape their reality of what is real happening to them.
This created n on existing person most of the time stand as a stronger version of who they can not be at that time, someone who can be their voice .