The Vault contains a variety of written, audio, and video materials related to each chapter. Articles, book lists, YouTube Videos, & more are available here.
To view any video full-screen, click on the "full-screen icon"found in the lower right hand corner of each video. Click "Esc." on the keyboard to come back to regular screen size.
Each chapter's Vault Section will have a special focus. Check back every so often as each chapter is written, materials will be added.