How to think smarter, solve problems master, with expert insight (even if you aren't one). Mental models are like giving a treasure map to someone lost in the woods. They provide instant understanding, context, and most importantly, a path to the end destination. Now imagine having such a map for all problems and decisions in your life. The person with a hammer only sees nails. Become the person with a hammer, saw, sander, drill, screwdriver, and axe. You?ll find mental models for all walks of life: productivity, professional success, greater happiness, critical thinking, and decision-making. Mental Model sheds light on true intelligence: it's not about knowledge and knowing the capitals of all the countries in the world. It's about how you think. Each mental model is a specific framework on how to think smart and with insight. You can approach the world by trying to analyse each piece of information separately, or you can learn mental models that do the work for you.