This week I'm talking with Dr Micah Halpern, a geneticist who has worked with many species including zoo animal population health, and is currently the pricipal scientist and owner of GenSol Diagnostics. Micah and I got nerdy about genetic testing for canine health and other traits - what are some of the different technologies involved, and how do we think about what "accurate" means in terms of results? I've had a long break from recording podcast episodes and I'm coming back gradually. My seri...
Jun 19, 2025•1 hr 2 min•Ep. 69
Dr. Hille Fieten is veterinary researcher and clinician specializing in internal medicine. She is is the coordinator of the Center for Expertise in Genetics and Veterinary Medicine at Utrecht University. I have received multiple requests to talk to her about her research into the genetics of copper toxicity in dogs. Some of her research has been used for new genetic tests, and the dog loving community is asking how to interpret these tests. Buckle up for a lot of information coming at you!...
Mar 25, 2025•1 hr 4 min•Ep. 68
A new paper, "The prevalence of behavior problems in dogs in the United States," is getting people upset - is it true that 99.78% of owners think their dog has a behavior problem? That's not actually what the paper says, and I'm here with Sarah Stremming of Cog Dog Radio for a joint episode. We talk through the paper's findings and what it means for those of us trying to make the world a better place for dogs. Beaver, Bonnie V. "The prevalence of behavior problems in dogs in the United States." ...
Mar 04, 2025•49 min•Ep. 67
Dr. Paula Boyden is the veterinary director of Dogs Trust UK, an animal welfare organization that, among many other things, investigates illegal importation of animals to the UK. Paula and I talked about puppy smuggling - why it happens, how it happens, the animal welfare implications, how hard it is for puppy seekers to detect it, and potential solutions to stop it. You can learn more about Dogs Trust UK at https://www.dogstrust.org.uk . You can find the puppy smuggling reports that Paula and I...
Feb 04, 2025•1 hr 9 min•Ep. 66
This week I welcomed back Sara Reusche (she/her)! Sara is a CBCC-KA, CPDT-KA, CVT, and owns Paws Abilities Dog Training, LLC in Southeast Minnesota and the Twin Cities metro. Sara and I talked about what we mean by the term sports lite versus sport bred, what the sports lite dogs she's bred look like - and how everyone deserves an easy dog, even those who want to do sports. To learn more about Sara's training program go to https://pawsabilitiesmn.com/ (they have online offerings so you don't hav...
Jan 22, 2025•57 min•Ep. 65
Carm Aufderheide, CSAT, KPA-CTP, CTDP-KA, MS-CRES, is a dog behavior consultant with a master's degree in conflict and dispute resolution. In this episode, Carm and I talk about conflict in the dog breeding world - and in dog training, human politics, and other parts of life. Why are we as humans so likely to fall into conflict with others? Why is it so hard to convince others of your viewpoint when you're in conflict with them? How can we do things differently so we can start having meaningful ...
Jan 07, 2025•1 hr 31 min•Ep. 64
Dr. Rowena Packer is a Senior Lecturer in Companion Animal Behaviour and Welfare Science at the Royal Veterinary College in London, where she studies dog breeding with an eye to maximizing physical and emotional health of dogs. She also studies how health affects canine behavior and welfare, and - the reason I asked her on for this episode - how companion animal owners make decisions about their dogs, and how to improve those decisions in line with animal welfare. Rowena and I talked about why p...
Dec 18, 2024•1 hr 25 min•Ep. 63
This episode is just me (Jessica Perry Hekman, DVM, PhD) - talking about a new genetic test for the risk of mitral valve disease in Cavalier King Charles Spaniels. Cavs are at incredibly high risk of this disease and get it at much younger ages than other breeds. What does this new test mean in terms of predicting if your Cav is at risk, and whether a particular Cav should be bred? I talk about several papers in this episode. If you want to check them out yourself, they are: Mead, Sophie E., et ...
Nov 26, 2024•30 min•Ep. 62
Kim Kavin is an award-winning freelance writer who is also passionate about better understanding where dogs come from in the United States. Her book, The Dog Merchants, is a fascinating read for anyone who wants a look at places few of us are able to go, such as a dog auction or a high volume kennel-based breeding operation. Kim and I talked about the ins and outs of the complex industry that has grown up around puppy production, including large scale breeding and rescue operations. In this inte...
Nov 14, 2024•1 hr 19 min•Ep. 61
This week I'm talking to Daniel Mills, Professor of Veterinary Behavioural Medicine at the University of Lincoln and director of the University Animal Behaviour Clinic. Daniel is internationally recognized as an authority on companion animal behavior, cognition, and welfare. His lab studies, among other things, the association between untreated pain and behavior issues. I asked him to talk about his research and his insights into the challenges of assessing pain in dogs - and why it's so importa...
Oct 28, 2024•1 hr 1 min•Ep. 60
This week I'm talking with Dr. Cat Henstridge. Cat, who is a primary care veterinarian in the UK, has been on several TV series, including the Pets Factor. She writes for veterinary and non-veterinary publications, and is known as Cat the Vet to her many, many social media followers. Cat and I talked about the rise of unlicensed fertility clinics in the UK - why they have sprung up, what the problems with them are, and some thoughts about how many veterinarians interact with breeder clients. You...
Oct 17, 2024•1 hr 1 min•Ep. 59
This week I'm talking to Dr Jane Ladlow. Jane is a veterinary surgeon who is widely known as an expert on BOAS, or brachycephalic obstructive airway syndrome. BOAS is the umbrella disorder that covers a variety of different airflow obstructions in different flat-faced breeds such as the pug, French bulldog, and English bulldog. Jane developed the Respiratory Function Grading Scheme, a straightforward clinical exam which allows grading of a BOAS-effected dog. Jane works with the Kennel Club in th...
Sep 30, 2024•1 hr 10 min•Ep. 58
Today I'm talking with the researchers who recently published a paper that's been getting a lot of social media buzz. The paper's title is "The doodle dilemma: How the physical health of ‘Designer-crossbreed’ Cockapoo, Labradoodle and Cavapoo dogs’ compares to their purebred progenitor breeds." This interview was a big party featuring Gina Bryson, the first author on the paper, as well as two researchers from Royal Veterinary College, Dr Rowena Packer, and Dr Dan O'Neill, who has been a guest on...
Sep 16, 2024•1 hr 34 min•Ep. 57
This week you get just me (Jessica Perry Hekman) talking at you! I'm talking about the coefficient of inbreeding (COI), a measurement of genetic diversity that's commonly mentioned in discussions of individual and breed health. I talk about what it is, how to interpret it, how to get the measurement done for your own dog(s), why we care about it, and give the take-home messages from some papers with evidence for its importance in dog specifically. COI is not the only thing you should be breeding...
Sep 09, 2024•40 min•Ep. 56
I will have new content for you all soon - but for now, enjoy one from the archives! -- Jane Lindquist is the founder and owner of Puppy Culture, a widely used educational resource for raising and socializing puppies. She herself breeds and competes with bull terriers. As it turns out, she is very thoughtful when it comes to how to apply science to the raising of puppies. We had a wide ranging conversation, at times nerdy, at times philosophical. You can learn more about Puppy Culture at www.pup...
Aug 27, 2024•1 hr 11 min•Ep. 55
This episode I welcome back Mary Peaslee, MD, MPH, to talk about a breeder's perspective on all the advice Dr Dan O'Neill gave us in his recent episode on how to approach disorder testing. Mary works in population health and brings that perspective to her breeding practice. So what does all this stuff look like in the real world? How can breeders focus on the future health of the dog population they work with? What are some challenges they'll encounter? Mary has some great advice and perspective...
Jul 18, 2024•1 hr 30 min•Ep. 54
We have a flipped episode this week with Sarah Stremming of Cog Dog Radio interviewing me. We're talking about the new paper out of the Dog Aging Project, "Lifetime Prevalence of Owner-Reported Medical Conditions in the 25 Most Common Dog Breeds in the Dog Aging Project Pack." There's been a lot of buzz on social media about this paper and we wanted to dig in to its findings. For those who saw our live Q&A about the paper, this interview covers very similar ground, although we go into some m...
Jul 02, 2024•1 hr 2 min•Ep. 53
There's a lot going on behind the scenes of the Functional Dog Collaborative and I have a lot of plans for upcoming podcast episodes. I also have had a bunch of people say they can't record this summer and so it may be a few weeks until I get the next episode out. So here's some stuff to tide you over - explanation of what's going on and what episode topics I have coming up! (If you want to suggest episode topics, or get a chance to have your questions asked during an interview, head over to joi...
Jun 19, 2024•15 min•Ep. 52
Last episode I talked with Dr. Dan O'Neill, a veterinary epidemiologist who studies canine disorders that have an inherited component - what the rest of us might call "genetic diseases." During that interview he mentioned that he didn't think disorder testing - what most of us call health testing - has been workinig to improve canine health. I cut that section because I felt we needed to go into a lot more detail on it to understand what he meant by that, since I knew he didn't mean we should en...
Jun 07, 2024•1 hr 32 min•Ep. 51
Dan O'Neill, MVB, PhD, FRCVS is a veterinary epidemiologist who studies canine disorders that have an inherited component - what the rest of us might call "genetic diseases." He is the author of more than 95 papers, mostly on the prevalence and risk factors of disorders in dogs based on data drawn from VetCompass, the large scale veterinary database and research tool that he co-leads. Dan was awarded the Kennel Club Charitable Trust "International Canine Health Award" in 2021, and is passionate ...
May 06, 2024•1 hr 24 min•Ep. 50
Danika Bannasch, DVM, PhD returns to the podcast to talk about the Dalmatian Outcross Project. Danika's laboratory found the genetic mutation that was targeted in this outcross, and she had a front row seat to the project's path to acceptance by the AKC and the Dalmatian Club of America. She is also herself a past breeder of Dalmatians. Danika walks us through the genetic, social, and practical implications of high uric acid in Dalmatians, why the outcross was necessary, how it worked, and which...
Mar 27, 2024•1 hr 10 min•Ep. 49
Danika Bannasch, DVM, PhD is the owner of Pint, the famous UC Davis football tee retrieving dog. She also happens to run a genetics lab, also at UC Davis, where she studies the genetics of inherited diseases in dogs and other animals. She is known for her work associating genetic variants with a variety of traits including coat color and skull shape. On this episode we're talking about a genetic mutation that she discovered - known to genetic testing companies as CDDY - for a trait she feels pas...
Mar 03, 2024•1 hr 23 min•Ep. 48
Lisa Gunter, PhD, CBCC-KA is an Assistant Professor at Virginia Tech in the School of Animal Sciences and directs the Laboratory for Animal Behavior and Welfare. Lisa’s research explores the behavior and welfare of companion animals, specifically our interactions with them, as it relates to animal sheltering, behavioral issues, and training. Lisa combines a love of research with hands-on dog training skills. I wanted to have someone from the shelter world on the podcast because, depending on wha...
Feb 15, 2024•1 hr 5 min•Ep. 47
Carolyn Kelly is a registered nurse with over 30 years of experience in human health including in labor and delivery, and in mental health. She also holds a Masters Degree in Nursing Leadership. She runs a mixed breed companion dog program, Old Mission Retrievers. Erica Pytlovany, KPA CTP, is an experienced behavioral consultant at WOOFS! Dog Training Center in Virginia. She runs the Boson Dog Project, a mixed breed companion dog program, with her wife, Laura Sharkey. I got together with Carolyn...
Jan 22, 2024•1 hr 15 min•Ep. 46
This week I'm talking to Drs Claire Wade and Sophie Liu about their paper on genetic diversity in the Doberman breed. Dr Claire Wade is the Chair of Computational Biology and Animal Genetics at the University of Sydney, where she studies canine behavioral genetics. Dr Sophie Liu is a veterinarian specializing in behavior and the founder of the Doberman Diversity Project, about which she's spoken previously on this podcast. Both of them are passionate about dogs not just as part of their careers ...
Jan 08, 2024•1 hr 25 min•Ep. 45
I've wanted to interview Lisa Wagner about her breeding program for a while now. I keep hearing about the great work she is doing to address health issues in her French bulldogs, and I was so enthusiastic to get a chance to ask her for more details. Lisa is a CKC registered breeder. Her breeding program is called Of Autumn, and you can most easily reach her on Facebook.
Nov 14, 2023•46 min•Ep. 44
This episode is jointly released through the Functional Breeding Podcast and Cog Dog Radio, which is hosted by Sarah Stremming. Sarah is an internationally known dog behavior consultant with a special niche working with sports dogs. She consults at The Cognitive Canine, teaches online courses on dog behavior, and hosts the Cog Dog Radio Podcast. I sat down with Sarah to talk about the recent news that SPCA Tampa Bay has partnered with a pet store and a puppy broker - and what we think this means...
Oct 31, 2023•1 hr 11 min•Ep. 43
This episode, Ji Khalsa is interviewing me, Jessica Hekman, DVM, PhD. I'm a veterinarian turned behavioral geneticist turned teacher and founder of the Functional Dog Collaborative, or FDC. I graduated from Tufts Veterinary School in 2012 with a dual veterinary and master's degree, which was on stress in hospitalized dogs. I completed a veterinary shelter medicine specialty internship at Maddie's Shelter Medicine Program at the University of Florida. I completed a PhD in Genetics, Genomics, and ...
Jun 16, 2023•1 hr•Ep. 42
This week we have Laura Sharkey and Carolyn Kelly back on the podcast. They are the co-founders of the Copilot Pet Dog Breeding Cooperative, and I always love to talk to them because of their fascinating insights into breeding dogs to be really good pets. We're talking about social media culture and how we love it and hate it - and how all of us love dogs and have the same goals even if we have such different perspectives sometimes on how to get where we're going. Below are some links that were ...
Jun 01, 2023•59 min•Ep. 41
This week we have Ji Khalsa back on the podcast. Ji is the founder of Midwoofery, a highly respected science-based educational resource for responsible dog breeders. She has a Masters degree in Microbiology and Biochemistry from Arizona State University, including independent studies in the link between canine genetics and behavior. She has decades of experience in breeding, including working dogs and companions. I asked Ji to talk to us about guardian homes - why are they useful for breeders an...
May 18, 2023•44 min•Ep. 40
