science as a whole has been expanding rapidly, ever since the 1960s. Today, there is an ever-increasing number of design disciplines in which aesthetics play an important part, including: architecture, book illustration, interior design, lighting design, furniture design, kitchenware design, textile design, fashion design, retail design, graphic design, computer design, and web design. Moreover, within a range of IT-related areas - like web design and software design - the concept of "look-and-feel" is becoming increasingly important to consumers and designers, while graphic and layout design is also critical in the area of online social media