* You're thinking of a different name: Perhaps you've misremembered the name or there's a slight variation. Could you double-check the spelling or provide any other details?
* The author is relatively unknown: There might be a lesser-known author with this name who has published books or articles. If you have any further information about their work, it could help narrow down the search.
* The name is fictional: It's possible that "Charles Maurice" is a made-up name for a character in a book, movie, or TV show.
Please provide more information so I can help you find the author you're looking for!