Many Americans have never owned a book. And others have never owned a non-fiction book. Providing them with a 300-page paperback would get them started, maybe. And even if it didn't, at least they'd own that one. So that's a serious problem.

History can be a weapon, and it can be used against you.

The antidote to feel-good history is not feel-bad history but honest and inclusive history.

Cherishing Columbus is a characteristic of white history, not American history.

The layout of textbooks, I think, has been done with an assumption that students don't read.

Teachers need to teach the subject rather than to teach the textbook.

Textbooks pretty much have no real drama. They have no real storyline. To the extent they have a storyline.