PROOF: Learnability Isn't Enough: How to Design Apps That Are Easy to Use in the Long Run, Not Just the First Run Paperback

The book is easy to consume and covers a topic that is not talked about enough in the design community. Hans breaks down Usability into Learnability and UI ergonomics. The book focuses on the latter emphasizing the importance of continued use of a product.Part 2 runs through an example leaving behind practical tips for product designers and managers.