This volume of the Handbook of Usability and User Experience (UX) presents research and case studies used to design products, systems and environments with good usability and consequent acceptance, pleasure in use, good user experience, and understanding of human interaction issues with products and systems for their improvement. The book presents concepts and perspectives of UX; it also discusses methods and tools that use requirements analysis activity elicitation, recording, and analysis to guarantee a good user experience. In addition, it introduces usability and UX in the automotive industry, usability and UX in a digital interface, game design and digital media, usability and UX in fashion design, and some case studies on usability and UX in various contexts in product design.