In spring 2018 the Yale psychologist Laurie Santos taught a course called Psychology and the Good Life. More than 1,200 students enrolled, about a quarter of Yale’s undergraduates. It became the most popular class in the history of Yale College. Santos said, “I hate seeing them so time constrained that they never have a chance to take a break and explore this interesting place.”
An online version, The Science of Well-Being, had more than five million learners by October 2026. Its description promises challenges to increase your own happiness “and build more productive habits.”