Depending on the project, book design and layout can call for all types of graphic design software. Covers that incorporate photography will most likely be brought into Photoshop at some point. Others that need original artwork and clever typography will likely be done in a program like illustrator. Book designers must pay close attention to the legal issues to protect their work. This allows the design. Designer should also look to get their credit on books they design, which will help to promote their business.