How To Write A Non-Fiction Book

While I have recently shifted in my writing career to try my hand at fiction, most of my published work has been non-fiction. I started out writing for newspapers and the occasional magazine, but made the move to full-length books just over a decade ago. Yet with all those years of experience, the most helpful thing I learned about writing non-fiction came from my high school English teacher, Mrs. Stapleton.

The lesson, which came when we were starting to learn how to write essays, was remark...