As of my knowledge cutoff in March 2023, Max Marshall doesn't appear to be a widely recognized author within the mainstream literary community. It's possible that he could be an emerging writer, an indie author, an academic with a few published works, or even a figure from a niche genre that has not gained significant attention. Without more specific information, providing a description of his life or works is challenging. It's also possible that he could be a character from a book or a pen name that I'm not aware of. If Max Marshall has gained notoriety post-March 2023 or if he writes under a specific niche, I recommend checking up-to-date sources or providing additional context for more accurate information.