* The name is misspelled. Perhaps it's a different spelling, like "Ann Kilcher" or "Anne Kilcher."
* The author is relatively unknown. Many authors are published locally or in niche genres, making them less easily discoverable through a general search.
* The author uses a pseudonym. If this is the case, finding their real name or other published works might be difficult.
To help me find the author, could you please provide more information?
* What kind of books does this author write? (Genre, subject matter, etc.)
* Do you have any specific titles by this author?
* Where did you hear about this author? (Bookstore, website, friend's recommendation, etc.)
With more information, I can try to find the author and their works for you.