In the mid-19th century when the industrial revolution took place in the Britain, mechanized production brought new shocks in addition to new vitality to economy and people's lives, posing a risk that it is likely for traditional handicraft industry to be replaced gradually. Designers appeared against the backdrop, making aesthetics become so important in the industrial age. Designers, who act as the managers conveying visual thinking, are at a crucial crossroad. They need to appropriately apply the science and technology that are beneficial to human beings to design objects and services. What makes design extraordinary is that people's understanding of the world has been constantly updated with the passage of time. The design patterns established in the past may no longer reflect the value of design. What is the value of design? This discipline is still trying to define itself in an appropriate way today. Therefore, it is what designers should do to break the gaps and barriers between design fields. Designers have the obligation and the ability to change the world by means of design.