A book explaining the principles of reinforcement based on animal behavior. - Title: The Principles of Reinforcement for Getting Things Done - Author: Karen Pryor - Translator: Takashi Kawazaki, Naoko Sugiyama - Theme: Animal Behavior - Content: Explanation of reinforcement principles from pet cats to caregivers. Thank you for viewing. I purchased this book at vocational school but never used it, and have been storing it. However, due to amateur storage, there may be some minor scratches, so please consider this if you are not concerned about that.