Helen Glynn Jones is an author known primarily for her work in the fantasy and speculative fiction genres. However, as of my knowledge cutoff date in early 2023, there may not be a widely recognized author by that particular name, and it is possible she could be an emerging writer or someone who writes under a different name or pen name. Without more specific information, providing a detailed description of her life, career, and works is challenging. If Helen Glynn Jones has gained notable attention after my current knowledge cutoff, I would not have that information available. It is always a good idea to check the most current sources or her official website or publisher's page for the latest details on her work and biography.