Book excerpt: How to apply psychology to web design and the design process. - Where to find design psychology - The different types of psychology and how to apply them to digital design - How to solve design problems with psychology - How to talk about design and advocate design choices using psychology In this book, I will show you how psychological theory can be applied to design. It won’t demand you read every single research study. In fact, it contains very little in the way of theory. What it will show you are the benefits of taking a psychological approach, as well as how to find and apply relevant ideas, and advocate your design decisions based on sound psychological reasoning, making your designs – and the way you talk about them – better.