“Why do we accept as normal that work, which takes up most of our time, is just something to be tolerated until the next weekend comes?” This question, which opens the introduction to consultant Vinicius Kitahara’s book, has kept leaders and people management scholars up all night on a topic considered crucial to the smooth running of business—corporate happiness. According to a recent meta-analysis compiling 225 global studies on the subject, happy employees have on average 31% greater productivity and 37% higher sales, with tripled creative power.