Publishers frequently make changes in subsequent printings unless the author explicitly require that they do not. The authors are generally OK with whatever the

Publishers frequently make changes in subsequent printings unless the author explicitly require that they do not. The authors are generally OK with whatever the publisher thinks makes the most money. https://www.hp-lexicon.org/differences-changes-text/ https://www.hp-lexicon.org/differences-changes-text/ The subsequent changes to the Harry Potter books, made both by the author and by the publisher, are not clearly marked.