* The name is misspelled. You may want to double-check the spelling.
* The author uses a different name. They may write under a pseudonym or have a different middle name.
* The author is relatively unknown. If they are a new or lesser-known author, they may not have a strong online presence.
To find out more about the author, you could try:
* Searching for them on different platforms (like Goodreads, Amazon, etc.)
* Checking for their work in libraries or bookstores
* Contacting literary agents or publishers who may have information about the author
Without more information, it is difficult to say what Beata Jencks has written.