The use of public humiliation as a training tool raises significant ethical questions. Animal welfare organizations and ethicists have long debated the psychological impact of humiliation and embarrassment on animals. Critics argue that such methods can lead to anxiety, fear, and a negative association with training and social interactions. The American Society for the Prevention of Cruelty to Animals (ASPCA) and other organizations emphasize positive reinforcement techniques that reward desired behaviors rather than punishing or humiliating animals for undesired ones.

Public humiliation as a method of training or behavior modification is highly controversial. It involves embarrassing or shaming an individual (or in this case, a puppy) in a public setting to correct unwanted behavior. While some argue it can be an effective short-term solution, experts widely criticize it for its long-term negative effects on the individual's (or animal's) mental health and well-being. In the context of animal training, positive reinforcement techniques are increasingly recommended over methods that could involve fear, pain, or humiliation.

Lindsey Leigh, an individual known for experimenting with unconventional training methods, has documented her approach to puppy training through various media, including videos. Her method aims to leverage the psychological impact of public humiliation on puppies to enforce good behavior. The videos showcase Leigh's interactions with her puppies while they are on these humiliation leashes in public settings.

Research on canine behavior suggests that puppies are highly sensitive to their environment and the emotions of their handlers. Public humiliation can potentially cause stress and anxiety in puppies, which might have long-term effects on their mental health and ability to form trusting relationships with their owners. Positive reinforcement, on the other hand, has been shown to foster a healthy relationship between dogs and their owners and to result in well-adjusted, well-behaved pets.

Leash training is a crucial aspect of puppy upbringing, teaching puppies to walk calmly on a leash without pulling. Effective leash training requires patience, consistency, and positive reinforcement. The goal is to create a pleasant walking experience for both the puppy and the owner, fostering a strong bond and ensuring the puppy's safety in public.