Sarah qualified as a veterinary surgeon from Bristol University in 1988 and spent four years in a mixed general practice before setting up Behavioural Referrals Veterinary Practice in 1992. In 2002 she became a Founding Diplomate of the European College of Animal Welfare and Behavioural Medicine and served as the second President of that College from 2003 to 2008. She is a European Veterinary Specialist in Behavioural Medicine (Companion Animals).
She is an honorary lecturer in Behavioural Medicine within the faculty of Veterinary Science at the University of Liverpool and responsible for the behavioural medicine curriculum for undergraduate veterinary students. In addition to her clinical and teaching work Sarah has written a number of books and regularly contributes to veterinary publications on behavioural topics.