Editor, contributor properties

[davideC00]

• I've read and understood the contribution guidelines.
• I've searched for any related issues and avoided creating a duplicate issue.

Please give us a description of what happened.

For all posts and custom post type it is shown just publisher and author properties:

Are others properties for roles useful? For example contributor, editor ecc...

Describe the solution you'd like

contributor can be used for storing all contributors that have edited the post
editor (?)

contributor : [
   name1,
   name2,
]