Who needs a character arc?
Do your side characters, your non-POV characters need some sort of development during the story? We cover what we mean by “arc,” and we lay down some guidelines for who might need an arc, who might not, and what you might take into consideration when writing these characters.
The Hero of the Most Boring Story Ever—your job is to make it interesting.
The Three Stigmata of Palmer Eldritch, by Philip K. Dick, narrated by Tom Weiner