The abstract of this dissertation presents the thesis statement of the article, “The effectiveness of humor in persuasion: The Case of Business Ethics Training”, which tells us that humor can be effectively persuade training within organization, only when it is theoretically explained. There exists weak but significant relationship between the impact of humor and the persuasion for training in organizations. Humor often has little to do with the training's topic. Lyttle provides us with three main ideas: First, as positivity of mood increased, so did attitude change. Second, positive moods led to decreased depth of processing. That is, ...