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Pets and Ticks is led by Drs. Scott Weese and Katie Clow from the Ontario Veterinary College, and Dr. Michelle Evason from the Atlantic Veterinary College.


Their mission is to provide evidence-based information on ticks and tick-borne disease of relevance to Canadian companion animals. 

Dr. J. Scott Weese, DVM, DVSc, DipACVIM

Scott is a Professor at the Ontario Veterinary College (OVC), University of Guelph and a zoonotic disease/public health Microbiologist at the University of Guelph’s Centre for Public Health and Zoonoses. He is also Chief of Infection Control at the OVC Teaching Hospital and holds a Canada Research Chair in zoonotic diseases.

Dr. Weese has authored or co-authored well over 250 papers in peer reviewed journals, edited two books and speaks extensively on infectious disease topics. He is also the author of the popular blog Worms and Germs. 

His research interests include Clostridium difficile, microbiome assessment, surgical site infection, antimicrobial resistance, methicillin-resistant staphylococci, infection control, emerging diseases and zoonoses. 


Dr. Katie M. Clow, DVM, PhD

Katie is an Assistant Professor in One Health in the Department of Population Medicine at the Ontario Veterinary College. 

Dr. Clow's research interests include the ecology and epidemiology of zoonotic and vector-borne diseases. She is an advocate for One Health and EcoHealth approaches to research. 

Dr. Michelle Evason, BSc, DVM, DipACVIM

Michelle is an associate professor in small animal internal medicine at the Atlantic Veterinary College in PEI. She is also an independent consultant and business owner (Michelle Evason Veterinary Internal Medicine and Nutrition Consultations).


Michelle has worked in general practice, specialty clinical practice at large private referral centres, in academia and in the animal health and pet food industry.


Her clinical and research interests focus on the role of 'anything and everything’ that aids increased veterinary (and pet-owner) awareness and understanding of various medical disorders, with a slightly more specific emphasis on infectious disease (Lyme, tick-borne and leptospirosis), nutrition and pet-owner and veterinary perceptions regarding health and disease. Michelle also leds the Canadian Canine Lifetime Study.  

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