Diploma in Graphics Design in Rajkot | Morbi | Ahmedabad | Jamnagar 10% Discount Courses Fees The role of the graphic designer in the communication process is that of encoder or interpreter of the message. They work on the interpretation, ordering, and presentation of visual messages. The design work can be based on a customer’s demand, a demand that ends up being established linguistically, either orally or in writing, that is, that graphic design transforms a linguistic message into a graphic manifestation.