René Gruau is one of the most well known and best fashion Illustrators known due to his flair and unique approach. Fashion Illustration is a huge part of the marketing approach the fashion industry takes in the promotion of its product. Without illustrators such as Gruau the fashion industry as a whole would be far less successful. With his new style of art and fashion, Gruau reshaped marketing for the fashion industry forever and has set the scene for marketing for this industry for many years to come.