Humor boosts performance, joy, and even helps you live longer. The authors of a new book explain how to make more room for it at work.

Mental fog is often described as a “cloudy-headed” feeling.

One of the constant refrains which has bemused me during the pandemic is all the people saying how much kids want to go back to school. What? This has struck me as crazy, because I don't seem to have childhood amnesia. I didn't like school, and I remember…