I am an FM with an ELO rating of around 2390, a professional chess trainer, and a writer.
https://www.chessable.com/calm-collected-1d4/course/41090/
https://www.chessable.com/the-fighting-sicilian-a-complete-repertoire-vs-1e4/course/8018/
https://www.chessable.com/the-fighting-kings-indian-defense/course/15342/
