A mental model is a mental, simplified depiction of how something works. It influences our perception, decisions, and behavior. 

Learning means upgrading your mental models. The more models you have — the bigger your toolbox — the more likely you ar...

Our world is becoming more and more urban and urbanization is linked to depression and other forms of mental illness. Visibly, simply removing us from an urban environment to spend time outdoors where there are fewer mental stressors, less noise, and fewer distractions can be advantageous for our...

Reminders give us mental space for more important work. They make sense because we can't remember everything.

They keep our most important priorities top of mind. And studies show how reminders can help us save more money, keep up with medical treatments, and be more charitable.