Aggression is a subject that no dog owner wants to talk about, but one that many owners have to face. Statistics show that aggression is not only the most serious problem in dogs but also the top reason for owners to seek out professional help for their pets. Left unchecked, an aggressive dog can become a dangerous dog, and this informative volume comes to the aid of many heartbroken owners who feel that they have tried everything to correct their dogs' unpredictable and inappropriate behavior. Author and certified dog trainer Annie Phenix shares her belief that many reactive dogs can be rehabilitated with the right training, and she offers her expertise in positive, force-free training methods to desperate owners who have resorted to extreme measures to keep their dogs away from other people and animals. Inside The Midnight Dog Walkers: Stories and practical examples from the author based on aggressive dogs she's trained and owned Behavioral warning signs that owners should recognize Definitions of different types of aggression and why they occur Tips on how to handle a potentially aggressive or aggressive dog The author's force-free training philosophy and how she applies it with her clients to effect positive changes Popular myths and misconceptions about training these "grumpy growlers"