Carolyn Arnold is a Professor of Equine Surgery. She grew up in Southeastern Michigan and attended the College of Veterinary Medicine at Michigan State University from 1994-1998. After an internship at Rood and Riddle Equine Hospital in central Kentucky, she completed a Large Animal Surgical Residency at the University of Pennsylvania's New Bolton Center in 2003. She joined the faculty at the College of Veterinary Medicine and Biomedical Sciences at Texas A&M University as a large animal surgeon from 2006-2022. In 2020, she completed a PhD at Texas A&M studying the affects of antimicrobials on the equine hind gut microbiome.

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After graduating as a DVM in Brazil, Dr. Costa moved to Guelph, Ontario, to complete his Large Animal Internal Medicine residency and a PhD. There, he pioneered using DNA sequencing to study the equine intestinal microbiota. In 2014, he worked as a postdoc sponsored by the Brazilian government to investigate the consequences of growth promoter antibiotics on the intestinal microbiome of food animals. 

He is currently an Associate Professor at the University of Montreal in Canada, working on manipulating microbiota to treat diseases and improve animal performance. He is especially interested in fecal microbiota transplantation and commensal bacteria with a high potential for colonizing the distal tract. 

Since starting his career as a professor in 2017, Dr. Costa has supervised 17 graduate students. He has published over 70 scientific articles with 3230 citations and an h-index = 26. He is an Associate Editor of the Canadian Journal of Veterinary Research and a Board member of other journals, such as Anaerobe and Pets.

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After qualifying from Cambridge University, Pat completed her Ph.D. at the Animal Health Trust into the Equine Rhabdomyolysis Syndrome. She joined the Waltham Centre for Pet Nutrition (now Waltham Petcare Science Institute) in 1995. As Director of Science for Mars Horsecare and head of the WALTHAM™ Equine Studies Group, she is responsible for their equine research conducted in collaboration with experts at institutes and universities globally. This provides the science behind the SPILLERS™, BUCKEYE™ Nutrition, and WINERGY™ brands. She is also a scientific advisor to MARS EQUESTRIAN™.

Pat is a European Specialist in Veterinary Clinical and Comparative Nutrition, an RCVS recognized specialist in veterinary clinical nutrition (equine), and a British Equine Veterinary Association Past-President. She is also a member of several international society and charity boards and holds, or has held, a number of academic posts within various institutions around the world.

Pat lectures internationally on nutrition as it affects the health, welfare, behaviour, and performance of the horse. She is the author or co-author of over 500 scientific papers, abstracts, and book chapters with recent emphasis on obesity, laminitis, and senior horse nutrition. She was the co-editor for the 2021 Veterinary Clinics of North America Equine Practice on Equine Nutrition and co-authored two chapters including one on ‘What would be good for all veterinarians to know about Equine nutrition'.

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Professor Jo-Anne Murray has over been involved with horses since a young girl and has extensive academic and practical experience. She has a PhD in Equine Nutrition, a Postgraduate Diploma in Animal Nutrition, a Degree in Equine Science. She is a registered Animal Nutritionist with the British Nutrition Society (RNutr) and is the first, and only, Animal Nutritionist to be awarded Fellow of the Association for Nutrition (FAfN). Jo-Anne is also a Fellow of the Royal Society of Biology and and a Principal Fellow of the Higher Education Academy (PFHEA). Jo-Anne is a British Horse Society Intermediate Instructor (BHSII) with experience of managing horses across a range of disciplines. Jo-Anne set up the first online MSc in Equine Science at the University of Edinburgh and the first online MSc in Animal Nutrition at the University of Glasgow. She also ran the acclaimed massive open online course in equine nutrition. Jo-Anne’s research has been aimed at improving gut health in equids, including investigating the effect of diet on the large intestinal environment of the horse and also on behaviour. Jo-Anne has published extensively on equine nutrition and is frequently invited to speak at major equine conferences around the globe. Her combined academic and practical experience has led to her excellent reputation in providing practical, up to date, advice on equine nutrition for all classes of horses and ponies.

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