More redaction of the first draft of the book chapter, culminating in a decision that we need to go back to the beginning, answer some basic questions about our intentions, and then rewrite. Sent materials and lots of questions back to LR for his comments. The deadline is already looming, but it's only after you've written most of it that you discover what you should have been writing about. At least I'm beginning to know more or less what my opinions are, which helps a bit...