* The name is misspelled. Double check the spelling and try searching again.
* The author uses a different name. Perhaps they publish under a pen name.
* The author is relatively unknown. They may not have published widely or their works might be niche.
To help find information about this author, you could try the following:
* Check online databases: Search for "Lorenzo Sabine" on websites like Goodreads, Amazon, WorldCat, or LibraryThing.
* Search academic databases: If you believe the author writes academic works, search in databases like JSTOR or Google Scholar.
* Contact publishers: Look up publishers who specialize in the genre the author might write in and contact them directly.
Without further details, it is difficult to say for sure if this author exists or what they have written.