Have you ever been angry at your computer or cell phone? Do you sometimes wonder why it's so hard to set your watch to the correct time, or why getting your DVR to record your favorite shows is such a chore? Do you dream of making products that are free of these issues and that your customers can actually figure out how to use? This book shows you how to design applications and websites that people will not only use but will absolutely love. In this book for designers, developers, and product managers, expert developer and user interface designer Lukas Mathis explains how to make usability the cornerstone of every point in your design process, walking you through the necessary steps to plan the design for an application or website, test it, and get u...