As of my last update in 2023, there is no widely recognized author named R. A. Smyth with a significant body of work that is well-known in the literary community or popular media. It is possible that R. A. Smyth could be an emerging writer, a self-published author, or someone who writes under a pseudonym, but without more specific information, it's challenging to provide a short description. If R. A. Smyth is indeed an author with publications that are not widely recognized or are in very specialized fields, it could be beneficial to look for their work on platforms that host independent or self-published authors like Amazon's Kindle Direct Publishing, Smashwords, or Goodreads for more details on their writing and biography. If you have more specific details about the works or genres associated with R. A. Smyth, that would help in identifying them and providing more information.