It’s why a bad book with a great design might sell before a great book with a bad design. Whether it’s on a shelf in a library or book store, or on a page on an online store, a book’s design is what catches the attention of a prospective reader before they decide about the content.
And it’s not just the book cover, it everything; the choice of title, the binding, typography and layout, and even the colour and texture of the paper.
Ebook Design & Publishing