* The name is misspelled: There might be a similar name, like John Showers or John Showers, that you're thinking of.
* The author is not widely known: They might be a self-published author or have written in a niche genre.
* The author is not yet published: Perhaps they are working on their first book.
To find more information, you could try:
* Searching online book databases: Websites like Goodreads, Amazon, and LibraryThing allow you to search for authors by name.
* Checking author directories: Several websites list authors and their works, such as the Author's Guild and the Society of Authors.
* Searching for publications: If you know the title or subject of the book, try searching for it online or in a library catalog.
Please provide more details, like the genre of the book, the title, or any other information you may have, to help find the author you're looking for.