With humor, life becomes easier - that's true. With humor, working with people becomes more cheerful, lighthearted, and profound - that’s also true. In the revised and expanded new edition, the areas of humor as an attitude, humorous methods and techniques, as well as the in-depth theoretical discussions are updated. Additionally, there are more focal points. Under the title "Humor with Children and Adolescents," the work with humor and laughter in schools and education is presented in an illustrative manner. Another chapter is dedicated to the topic of humor and leadership. There are many concrete tips for supervisors, employees, and teams to create a cheerful and motivating work atmosphere. Various training programs for crisis situations, as well as humorous rituals for teams, round out the extensive updates. Furthermore, Barbara Wild, humor researcher and chief physician, provides insights.