Designing User Experience presents a comprehensive introduction to the practical issue of creating interactive systems, services and products from a human-centred perspective.It develops the principles and methods of human–computer interaction (HCI) and Interaction Design (ID) to deal with the design of twenty-first-century computing and the demands for improved user experience (UX).It brings together the key theoretical foundations of human experiences when people interact with and through technologies.It explores UX in a wide variety of environments and contexts.