First person voice and viewpoint

Voice and viewpoint are inseparable, no matter what viewpoint the writer is using. This is true of all viewpoints to some extent, but it is most evident in first person.

In first person, the viewpoint character is the putative storyteller, so that character’s voice is the narrative voice. But in everything other than fiction, an author writing “I went to New York on my summer vacation” is telling the reader about what happened to the actual writer on their real-life summer vacation. In fictio...