a collection of concise but detailed information about a particular subject, especially in a book or other publication.
On this site you’ll find chapters on topics like: Hypnosis, Dating, The Human Mind, Storytelling, Sex, and whatever other topic haunts me.
A normal compendium is a collection of works, usually from several authors, about a single topic. This compendium is special however. This compendium is a collection of works on several topics, all originating from a single mind.