An "editor" is someone who reviews and improves written or visual materials like books, articles, videos, or photographs before they are published or shared with others. Full definition
Well, only in the minds of picture editors of national media outlets. (politics.co.uk)
Different levels of editors for different writers based on what they're not good at editing themselves. (advancedfictionwriting.com)
He says that the wonder of blogging is that the writer can cut out the middle - man of editors at magazines and book publishers, and go straight to the reader. (firstthings.com)