If a collection is set to Anonymous or Unrevealed by the Collection Owner, that impacts the original work, and takes visibility out of the author's control. It's why some creators de-select the ability to have their work added to Collections by other people.
"This collection is unrevealed: If this box is checked, then any works in the collection will show up as Unrevealed: the work may show up in tags, but the summary will not be visible and no one other than the collection owners and the author will be able to access the work even if given a direct link. Works can be individually revealed or mass revealed by the collection owners. If you click this box, you may be unable to add works to your collection as an owner if the creator has not chosen to allow
This collection is anonymous: If this box is checked, then by default any works that are in the collection will be show the creator as 'Anonymous' and any comments made by the creator on the work will be shown as being by 'Anonymous author'. Work creators can be individually revealed or mass revealed by the collection owners."
no subject
"This collection is unrevealed: If this box is checked, then any works in the collection will show up as Unrevealed: the work may show up in tags, but the summary will not be visible and no one other than the collection owners and the author will be able to access the work even if given a direct link. Works can be individually revealed or mass revealed by the collection owners. If you click this box, you may be unable to add works to your collection as an owner if the creator has not chosen to allow
This collection is anonymous: If this box is checked, then by default any works that are in the collection will be show the creator as 'Anonymous' and any comments made by the creator on the work will be shown as being by 'Anonymous author'. Work creators can be individually revealed or mass revealed by the collection owners."