After graduating from OVC in 1980 and working in dairy and companion animal practice in Elora, Ontario, David received a PhD in epidemiology at OVC in 1990. For 25 years since then he has worked on outbreaks of West Nile Virus, E.coli in Walkerton, antimicrobial resistance, African elephant health at the Toronto Zoo, avian influenza, and many other disease threats across Canada. As the Provincial Veterinarian with the Ontario Ministry of Agriculture and Food , David managed a team of 17 veterinary staff that conducted outbreak investigations, taught preventive veterinary medicine, and improved pandemic and emergency preparedness among animal health groups. He is passionate about the veterinary profession and has authoured many scientific papers and written hundreds of outreach articles on animal health and veterinary medicine. David and family have lived in Elora for 40 years where he volunteers doing veterinary work among indigenous communities across Ontario, walks his dog Skylar, and loves seeing old clients and friends while working part time in small animal practice in Elora back at Wellington Veterinary Services where his career started. Lately David is also working in small animal practice at the Georgian Animal Hospital in beautiful Parry Sound where he spends most of the year.