Understanding the editing process

Couurtesy of The Guardian...  A podcast explaining the true process of book editing.
The podcast is about 30 minutes, and well worthwhile for authors working on a manuscript.

https://www.theguardian.com/books/audio/2016/aug/19/the-art-of-editing-books-diana-athill-podcast

Below is story illustration, .. not legible intentionally, but we get the idea.
The podcast is about 35 minutes.