Graphic designers craft visual concepts, by hand or using computer software, to convey ideas that motivate, enlighten or garner the interest of consumers. They help to make an organization identifiable by choosing color, images, or logo designs that symbolize a certain idea or identity to be used in advertising, marketing and promotions.
Illustrators are artists who specialize in enhancing writing by giving a visual representation that corresponds to the content of the associated text. The illustration may be intended to clarify complex concepts or matter that is hard to describe textually.