It's possible:
* There's a typo in the name. Double-check the spelling.
* The author uses a different name. Perhaps they publish under a pen name or initials.
* The author is relatively unknown. If they're a new writer or haven't gained widespread recognition, they might not have a readily available online presence.
To help me find the author, please provide me with:
* The full name of the author (if known).
* Any genres or topics they write about.
* The title of any books or stories you know they've written.
With more information, I can try to locate their work.