Longtime geek-culture journalist and critic Stu Horvath put together a pretty incredible book this year, so I summarized its quirkier findings as a primer about the history of “tabletop,” pen-and-paper role-playing games. The below is less of a book review, and more of a sampling of the nerdy depths the book may take you before you potentially buy and read its 438 pages.

Seven Weird Things I Learned About D&D History from a 438-Page Tome (thestranger.com)