Lewis graduated as a veterinarian from The University of Melbourne (1999) and has further qualifications in animal behaviour. He has worked in a variety of veterinary clinics in Victoria and the UK. He has APAV/AQIS accreditation and can assist with the export of pets overseas.

He is the author of two successful books and contributes regularly to TV, radio, print and online media. He also co-hosts a weekly podcast called ‘Two Vets Talk Pets’.

He is passionate about all aspects of helping owners care for their pets and divides his time between veterinary practice, his wife and two daughters and being a keen Richmond supporter.