From the moment it was published almost ten years ago, Elements of User Experience becomes an important reference for interaction and web designers worldwide, and has come to define the core principles of exercise. Now, in this case expanded, and full of new color edition, updated, Jesse James Garrett has refined his thoughts on the Web, going beyond the desktop to include information that also applies to the sudden proliferation of mobile devices and applications. Successful interaction design requires more than just make the code clean and sharp graphics. Even the best content and most sophisticated technology will not help you balance your goals without the experience, users consistently cohesive to support it. With so many issues involved? Usability, brand identity, information architecture, interaction design?