David qualified from Cambridge Vet School in 1995. He worked in general practice in Yorkshire for 2 years prior to undertaking a 2-year residency and then a PhD at the University of Glasgow. Following this he moved to South Africa as senior medicine clinician in the equine hospital of the University of Pretoria. David subsequently returned to Scotland and worked for Clyde Veterinary Group as head of their equine medicine service. He is currently Professor in equine medicine at the University of Glasgow.