“You can't tell a book by its cover.” As an avid reader, I have long known that to be true. The intriguing summary of contents, the lavish praise of reviewers, the author's other popular writings– all may entice me to read a particular book. However, I often find myself disappointed that what I expected to read and what I actually read were not the same. On the other hand, as an author of five books, I have discovered that you can sell a book by its cover.