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Positive Reinforcement vs. Aversive Training Techniques

The dialogue surrounding dog training methodologies has grown increasingly sophisticated, reflecting a deeper understanding of canine psychology and behavior. At the heart of this discussion are two predominant approaches: positive reinforcement and aversive training. Each method embodies a distinct philosophy and set of practices aimed at shaping canine behavior, sparking a debate that resonates with trainers, behaviorists, and pet owners alike. This article seeks to dissect these methodologies, offering a detailed examination of their definitions, examples, and the evolving perspectives that have influenced their adoption and critique.

Understanding the Fundamentals

Positive Reinforcement Training

Definition: Positive reinforcement training is a methodology that encourages desired behaviors by rewarding them when they occur or are prompted. The reward, something the dog finds inherently pleasing (a cookie, praise, being pet, access to a mate etc.), serves as a motivator for the behavior to be repeated.

Examples: Rewarding a dog with a treat for sitting on command, praising for calm behavior during a vet visit, or offering a favorite toy after a successful recall.

Aversive Reinforcement Training

Definition: Aversive training techniques apply an unpleasant stimulus to deter undesirable behaviors. The premise is that the removal of the unpleasant stimulus, once the desired behavior is achieved, serves as a negative reinforcement or that the addition of an unpleasant stimulus deters unwanted behaviors.

Examples: Employing a shock collar to curb excessive barking, using a prong collar to control pulling on the leash, or verbal reprimands for jumping on guests.

The Evolution of Dog Training Philosophies

Historical Use of Aversive Techniques

Aversive training's roots can be traced back to earlier periods when dog training was largely influenced by methods designed for working dogs in military and service capacities. These methods emphasized strict obedience and immediate compliance, often employing correction-based strategies to achieve these goals. Aversive training techniques can be traced back to Konrad Lorenz's theory of the "Alpha Roll" and has since evolved into a myriad of training devices[1]. William Koehler, one of the early proponents of aversive training, contributed significantly to the method's historical development [2]. He emphasized a correction-based approach including the use of harsh physical corrections, such as choke chains, long down-stays under adverse conditions, and other punitive measures. These methods can cause physical pain, fear, and distress in dogs, leading to a higher risk of aggression and other behavioral problems. However, Koehler provided a very structured training framework that yielded predictable results. This clear, regimented approach was appealing to handlers and trainers looking for consistent outcomes. His methods were often seen as highly effective, particularly with dogs that had severe behavioral issues that had not been successfully addressed by other training approaches at the time. Some trainers and pet owners continue to use aversive techniques, attracted by their promise of quick behavioral corrections and adherence to outdated notions of dominance and submission within the animal hierarchy.

Examining Current Aversive Training Techniques

Aversive training techniques include physical corrections (like jerking a leash), shocks delivered to the neck via the collar, physical manipulations into position, and psychological pressure (such as stern verbal reprimands). Even tones that predict a shock are aversive just the same way (but reciprocal in nature) as a click paired with a treat can elicit appetitive or positive emotions. Aversive training's efficacy often comes at the cost of potential risks, including increased aggression, anxiety, and a weakened bond between the dog and its owner [3]. Critics argue that these methods, by focusing on punishment rather than teaching alternative behaviors, fail to provide dogs with a clear understanding of expected behaviors, which can lead to confusion and fear-based responses. The use of aversive methods is increasingly viewed as outdated and inhumane, with many professional organizations advocating for their discontinuation in favor of more positive approaches including the American Veterinary Society of Animal Behavior (AVSAB) .

Decoding Dog Behavior: Beyond the Myth of Dominance

Historically, dog training was heavily influenced by the myth of dominance, rooted in the belief that dogs vie for supremacy within the household, mirroring the misinterpreted social hierarchies of wild wolf packs. This notion propelled training methods focused on asserting human dominance, often through punitive measures. However, contemporary research, including foundational studies by Bradshaw et al. (2009) [4] and insights from Mech (1999) [5] challenge this perspective, illustrating that domestic dogs, much like their wolf ancestors, prioritize social harmony and cooperation over hierarchical battles.

Perhaps the most well-known contemporary public figure associated with aversive training techniques is Cesar Millan, also known as "The Dog Whisperer." Millan has been both criticized and praised for his methods. Critics argue that some of his techniques, which have included physical corrections and dominance-based training concepts, can be aversive and stressful for dogs. In contrast, supporters often cite his success with difficult cases and his promotion of exercise, discipline, and affection.

The Truth About Dominance:

Myth: Misbehavior in dogs stems from their desire to dominate the household.

Fact: Behavioral issues more commonly arise from anxiety, miscommunication, or lack of training rather than an ambition for dominance.

This shift in understanding paves the way for training methodologies that enhance mutual respect and communication, moving away from the counterproductive notions of submission and dominance.

Key Misunderstandings About Dominance and Their Implications

  1. Captive vs. Wild Wolves: The foundational studies of wolf behavior, which significantly influenced the concept of dominance in animal behavior, were conducted on captive wolves. These wolves, often composed of unrelated individuals forced together, exhibited more competition and hierarchical aggression than is typically seen in natural, wild wolf packs. Wild wolf packs generally consist of family units, with a breeding pair (often described as the alpha male and female) and their offspring. The social structure in these natural settings is more about parental roles and mentoring rather than strict hierarchies enforced through aggression [6].

  2. Applying Wolf Behavior to Dogs: Dogs and wolves diverged evolutionarily around 15,000 to 40,000 years ago, and dogs have since lived in a very different evolutionary context—closely alongside humans. Dogs have been selectively bred for a myriad of traits that facilitate cohabitation with humans, including reduced fear and aggression compared to wolves. Assuming that dogs display the same hierarchical structures as wolves ignores these significant evolutionary and environmental differences [6].

  3. Dominance as a Universal Solution: Early interpretations of wolf behavior led to the belief that humans must establish themselves as the "alpha" in order to gain respect and obedience from their dogs. This led to training methods that involve force, intimidation, or punishment to correct unwanted behaviors by asserting dominance. Modern animal behaviorists and trainers have largely discredited this approach, advocating instead for training based on mutual trust and positive reinforcement, which is both more ethical and scientifically supported [6]. [7].

  4. Misinterpretation of Dominance: Dominance in animals generally refers to priority access to resources, rather than a constant assertive display over others for overall control. Even in wolves, 'dominant' behaviors are context-specific and not indicative of an individual's overall relationship with others in the pack. When applied to dogs, dominance is an even less relevant concept, as domestic dogs have largely evolved to understand and respond to human cues and contexts [6].

    For a more complete handling of this area of controversy please see: Beck. “Debunking Dominance: A New Perspective on Dog Training.” https://www.jessicabeck.ca/blog/10-ways-dominance-alpha-theory-is-debunked

Are Aversive Training Techniques Perpetuated by Television Exposure?

Television shows often depict aversive or mixed training techniques raising the question, does the format of these shows perpetuate the use of aversive training tehniques despite the push to used more human positive reinforcement strategies? The answer is complex and studies need to be done to address this interesting question. The following are several factors that could be important to understand the effect of aversive training being showcased on popular tv shows:

Dramatic Appeal and Conflict

  1. Visual and Emotional Impact: Aversive training methods often provide immediate and dramatic responses from dogs, which can be visually compelling for viewers. This includes reactions to physical corrections or other intense interventions. Such visuals can create a sense of drama and urgency that might attract viewers.

  2. Conflict and Resolution: Television thrives on conflict and resolution, a narrative arc that can be easily constructed around aversive training techniques. The portrayal of a "problematic" dog being swiftly corrected by a trainer can provide a clear storyline of transformation and resolution, appealing to viewers' desire for conclusive outcomes.

Audience Expectations and Educational Aspect

  1. Misunderstandings About Dog Behavior: The general public may not always be aware of the nuances of dog training methodologies. Aversive techniques might be misunderstood as effective and necessary, especially if they are presented as the only solution to behavioral problems. Shows that use these methods may also frame them within a narrative of 'tough love', which can resonate with certain audience segments.

  2. Expert Authority: TV personalities who use aversive methods are often presented as experts with unique insights into dog behavior, which can lend credibility to their methods in the eyes of the audience. This perceived authority can make the techniques seem more legitimate and necessary.

Controversy and Discussion

  1. Polarization: Aversive training methods are controversial, and controversy can increase viewership through heightened public discussion and debate. People may tune in out of curiosity, outrage, or support, driving up ratings.

  2. Social Media and Engagement: Episodes featuring aversive methods can trigger discussions on social media, increasing engagement with the show. Viewers might share clips and opinions, broadening the audience and potentially boosting ratings.

The Rise of Positive Reinforcement:Rewards Over Reprimands

The pivot towards positive reinforcement training has gained considerable traction and support from both the scientific community and professional dog trainers reflecting advancements in our understanding of animal learning and psychology. The historical roots of positive reinforcement can be traced back to the work of scientists like Ivan Pavlov and his classical conditioning, which paved the way for B. F. Skinner and his pioneering research on the principle of operant conditioning in the 1930s. One aspect of operant conditioning involves increasing the likelihood of a behavior by following it with a positive stimulus (positive reinforcement). In contrast, positive punishments used in aversive training procedures, decrease the likelihood of a behavior by following it with a negative stimulus. In the context of dog training, figures such as Karen Pryor have been instrumental in popularizing clicker training, a form of positive reinforcement [8]. In this approach the by pairing a clicking sound with a desired behavior which is followed by a treat (positive stimulus), the clicking sound becomes a strong predictor that a treat is coming and a cue to the animal to reproduce the desired behavior. This approach has been shown to reduce stress and anxiety in dogs, strengthen the bond between dog and owner, promote lasting changes in behavior, and foster cooperative and enjoyable training experiences. Other figures such as Dr. Ian Dunbar, founder of the Association of Professional Dog Trainers, has been extremely influential been influential in promoting early socialization, bite inhibition, temperament training, and the resolution of common behavior problems through positive, reward-based training methods [9].

Positive reinforcement’s strength lies in its focus on rewarding desired behaviors, teaching dogs what to do rather than merely punishing incorrect behaviors over and over. By rewarding desired behaviors, it encourages dogs to repeat those behaviors without fear of punishment. Positive reinforcement is supported by studies such as those by Hiby, Rooney, and Bradshaw (2004) [10] that underscore the importance of positive reinforcement in fostering a respectful and joyful relationship between dogs and owners. This facilitates clearer communication between dogs and humans while nurturing a relationship built on trust and mutual respect. Positive reinforcement is now advocated by animal behaviorists and welfare organizations worldwide as it aligns with contemporary standards of animal care and welfare, emphasizing respect, compassion, and clear communication.

Conclusion

Six Main Reasons to Avoid Aversive Reinforcement in Dogs

  1. Risk of Increased Aggression: Aversive methods can escalate aggressive behaviors, as dogs may respond with aggression when threatened or hurt[11].

  2. Damages Trust: Punishment damages the bond between the dog and its owner, undermining trust and mutual respect[11].

  3. Fear and Anxiety: Aversive techniques can induce long-term fear and anxiety, leading to behavioral problems[11].

  4. Suppresses Behavior Without Teaching Alternatives: Punishment suppresses unwanted behaviors without teaching dogs appropriate alternatives[11]. Thus a dog may be doomed to perform a variety of inappropriate behaviors.

  5. Potential for Physical Harm: Techniques like shock or prong collars can cause physical injury and long-term discomfort[11].

  6. Calibrating the strength and timing of the aversive stimulus is difficult: The aversive stimulus must be delivered at the correct intensity and timed precisely with the behavior or it may be unable to affect a change in the desired behavior, or the dog may not find it aversive enough to affect behavior but still suffer from the side effects

  7. Ineffective in Long-Term Behavior Change: Studies indicate that positive reinforcement is more effective in achieving long-term behavior modification than aversive methods [12].

The discussion surrounding positive reinforcement versus aversive training techniques is more than an academic debate—it touches on fundamental concerns about animal welfare, the nature of our relationship with our pets, and the ethical implications of our choices in their training. As we continue to uncover deeper insights into canine behavior and cognition, it becomes increasingly clear that approaches fostering understanding, respect, and positive reinforcement stand not only to benefit our dogs but also to enrich the human-animal bond. In navigating the complex landscape of dog training, informed, compassionate choices pave the way toward a more humane and effective approach to shaping the behavior of our canine companions. Furthermore, organizations such as the American Veterinary Society of Animal Behavior (AVSAB) advocate for positive reinforcement, citing its effectiveness and the well-being it promotes in animals. The choice of training method has profound implications for the emotional and physical health of dogs. As we move forward, it is crucial for dog owners and trainers to stay informed about the most humane and effective training practices, ensuring that our furry friends lead happy, well-adjusted lives.

References:

1. Lorenz, K. (1965). "Evolution and Modification of Behavior."

2. Koehler, W. (1962). "The Koehler Method of Dog Training."

3. Schilder, M.B.H., & van der Borg, J.A.M. (2004). Training dogs with the help of the shock collar: Short and long term behavioural effects. Applied Animal Behaviour Science, 85(3), 319-334.

4. Skinner, B.F. (1938). "The Behavior of Organisms: An Experimental Analysis”. 

5. Mech, L. David. 1999. Alpha status, dominance, and division of labor in wolf packs. Canadian Journal of Zoology 77(8):1196-1203.

6. Bradshaw et al. (2009). "Dominance in domestic dogs—useful construct or bad habit?" Journal of Veterinary Behavior: Clinical Applications and Research.

7. Beck. “Debunking Dominance: A New Perspective on Dog Training.” https://www.sciencedirect.com/science/article/abs/pii/S1558787808001159

8. Pryor, K. (1984) "Don't Shoot the Dog: The New Art of Teaching and Training."

9. The Dunbar Academy. https://www.dunbaracademy.com/

10. Hiby, E.F., Rooney, N.J., & Bradshaw, J.W.S. (2004). Dog training methods: Their use, effectiveness and interaction with behaviour and welfare. Animal Welfare, 13(1), 63-69.

11. Cooper, J.J., et al. (2014). "The Welfare Consequences and Efficacy of Training Pet Dogs with Remote Electronic Training Collars in Comparison to Reward-Based Training." PLOS ONE.

12. Herron, M.E., et al. (2009). "Survey of the use and outcome of confrontational and non-confrontational training methods in client-owned dogs showing undesired behaviors." Applied Animal Behaviour Science.