Trade authors, for sure. This is not about self-publishing books. This is about incorporating traditionally published books into Medium. Over 1.5M books from all the big publishers (and lots of small ones) will be available to buy and read on Medium, including yours: https://glose.com/author/carlyn-beccia

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store