You can add multiple authors or contributors when setting up your title in the Basic Book Information section by clicking Add a contributor. You can select Author, Narrator, Editor, Translator, Photographer, or Illustrator under Type.
To change the order of contributors, simply drag and drop them using the dots on the left side of each name.
If your title was imported from ONIX, the contributor information may already be populated.
You can add, remove, or reorder contributors at any time by clicking Edit Title Details from your book's title record.