* There is a spelling error in the name. Could it be Hardy Kristen, Christen Hardy, or a similar variation?
* The author is not widely known. Perhaps they are a self-published author or write in a specific genre or language not readily accessible.
* The name is a pseudonym. This is common in some genres.
To find more information, you might try:
* Searching for the author's name with different spellings.
* Searching for books by the author's name on online bookstores like Amazon or Goodreads.
* Checking with a local library or bookstore.
* Using specialized literary databases if you know the genre the author writes in.
Let me know if you can provide any more information about the author or their work, and I'll see what I can find!