It’s one of the most common questions we hear: can a behaviourist fix my dog? You’ve noticed the problem, you’ve tried a few things at home, and now you’re wondering whether professional help will actually make a difference. The honest answer isn’t a simple yes or no — but it’s worth understanding why.
Changing behaviour in any animal is rooted in science. It takes years of study, exams, and practical experience to become a Clinical Animal Behaviourist with the ability to identify the cause of a problem and develop a programme to help. Every case is different — even something as common as dog-to-dog reactivity will present differently from one dog to the next. There is no magic wand, only the skill and knowledge of a qualified professional.
Animals Are Individuals, Not Machines
Our pets are sentient beings shaped by genetics, social interactions, health, and life experiences. Behaviour cannot be resolved with a one-size-fits-all approach. Animals are also affected by mood and environment — just like us.
Perhaps your dog was kept up in the night by a fox prowling the garden, and now he’s tired from lack of sleep. As you’ll know from experience, it’s difficult to learn well after a bad night’s rest.
Behaviour change, like all learning, is not a straight line. Some days you’ll think you’ve cracked it, and the next day things slip back. This is completely normal and doesn’t mean things aren’t working — it’s simply how learning happens.
Can a Behaviourist Fix My Dog If I Do My Part?
One of the biggest factors in success is the work that happens between sessions. It isn’t just the behaviourist issuing instructions — you, as the pet owner, need to be on board and put in consistent effort to implement and practise the plan.
We know this is the difficult part. We’ve all been there when a physiotherapist tells us to “do these exercises at home” — but did we actually do them as often as we were supposed to? The behaviourist will set the plan in motion and provide ongoing follow-up support, but maintaining progress between sessions is up to you.
Every household is different too. The amount of time and effort each person can realistically invest varies, and your behaviourist will take this into account when designing a plan that works for your circumstances.

Many Factors Affect the Outcome
The results of behaviour work depend on a range of factors, including the animal’s learning history, stress levels, health, and temperament. In some cases, there may always be an element of management required — being aware of certain situations and taking steps to prevent setbacks.
This is especially true for rescue animals, whose unknown history can make it harder to predict outcomes. Progress may take longer, and patience is particularly important. But with the right approach, meaningful improvements are absolutely achievable.
Why Guarantees Are a Red Flag
If someone asks “can a behaviourist fix my dog?” and a practitioner answers with a confident guarantee, that’s worth questioning. In our experience, practitioners who make these kinds of promises are often doing one or more of the following:
- Offering unrealistic expectations that set you and your pet up for disappointment.
- Using aversive methods that suppress behaviour temporarily through fear or discomfort — which often leads to the behaviour returning in a more serious form, and damages your relationship with your pet.
- Lacking a full understanding of the complexity of animal behaviour and the science behind lasting change.
An ethical behaviourist will always be transparent about what is achievable. They will set realistic expectations, use humane practices, and create an individualised plan based on evidence — not hollow promises.
What We Can Promise
We can’t guarantee a specific outcome, because results genuinely vary from dog to dog, cat to cat, and parrot to parrot. What we can give you is 100% effort, skill, and dedication.
Our behaviourists at Second Nature Behaviour are knowledgeable, experienced, and rigorously assessed by organisations such as CCAB Certification Ltd and the Animal Behaviour and Training Council. We’ll work alongside you and your vet to give your pet the best possible chance of improvement.
So, can a behaviourist fix my dog? Not with a magic wand — but with science, patience, and teamwork, we can make a real difference.
If you need help with your pet’s behaviour, get in touch with Second Nature Behaviour today and speak to one of our behaviourists.
References
- Animal Behaviour and Training Council. (2024, December). ABTC standard: Clinical Animal Behaviourist (Version 7). https://abtc.org.uk/wp-content/uploads/2025/12/ABTC-Standard-Clinical-Animal-Behaviourist-V7-December-2024.pdf
- Animal Welfare (Sentience) Act 2022, c. 22, s. 5. https://www.legislation.gov.uk/ukpga/2022/22/section/5
- CCAB Certification Ltd. (2022, September). Code of conduct for Certificated Clinical Animal Behaviourists (Version Sept 2022 – DA 1). https://cb417fcc.delivery.rocketcdn.me/wp-content/uploads/2024/11/CCAB-Code-of-Conduct.pdf
- CCAB Certification Ltd. (2024, October 28). What is clinical animal behaviour? https://www.ccab.uk/what-is-clinical-animal-behaviour/
- Herron, M. E., Shofer, F. S., & Reisner, I. R. (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, 117(1–2), 47–54. https://doi.org/10.1016/j.applanim.2008.12.011
- Kis, A., Szakadát, S., Gácsi, M., Kovács, E., Simor, P., Török, C., Gombos, F., Bódizs, R., & Topál, J. (2017). The interrelated effect of sleep and learning in dogs (Canis familiaris); an EEG and behavioural study. Scientific Reports, 7(1), Article 41873. https://doi.org/10.1038/srep41873
- MacLean, E. L., Snyder-Mackler, N., vonHoldt, B. M., & Serpell, J. A. (2019). Highly heritable and functionally relevant breed differences in dog behaviour. Proceedings of the Royal Society B: Biological Sciences, 286(1912), 20190716. https://doi.org/10.1098/rspb.2019.0716
- Mills, D. S., Demontigny-Bédard, I., Gruen, M., Klinck, M. P., McPeake, K. J., Barcelos, A. M., Hewison, L., Van Haevermaet, H., Denenberg, S., Hauser, H., Koch, C., Ballantyne, K., Wilson, C., Mathkari, C. V., Pounder, J., Garcia, E., Darder, P., Fatjó, J., & Levine, E. (2020). Pain and problem behavior in cats and dogs. Animals, 10(2), Article 318. https://doi.org/10.3390/ani10020318
- Takeuchi, Y., Houpt, K. A., & Scarlett, J. M. (2000). Evaluation of treatments for separation anxiety in dogs. Journal of the American Veterinary Medical Association, 217(3), 342–345. https://doi.org/10.2460/javma.2000.217.342
- Vieira de Castro, A. C., Fuchs, D., Morello, G. M., Pastur, S., de Sousa, L., & Olsson, I. A. S. (2020). Does training method matter? Evidence for the negative impact of aversive-based methods on companion dog welfare. PLoS ONE, 15(12), Article e0225023. https://doi.org/10.1371/journal.pone.0225023
- Ziv, G. (2017). The effects of using aversive training methods in dogs—A review. Journal of Veterinary Behavior, 19, 50–60. https://doi.org/10.1016/j.jveb.2017.02.004
