Dr. Ayl grew up in Zimbabwe and graduated from the Faculty of Veterinary Science of the University of Pretoria in South Africa in 1985. He practiced large animal medicine in Zimbabwe before coming to the USA in 1985. He did a small animal internship at the Animal Medical Center in Manhattan, NY, before he moved onto The Ohio State University for his residency in medical oncology in 1989. He achieved board certification in medical oncology in 1994, and in radiation oncology in 2000.Dr. Ayl has consulted for various laboratories, and lectures throughout the United States and abroad. He has authored and co-authored a number of published articles on oncology topics, and conducted research on the phenomenon of multi-drug resistance, mast cell tumour and oral melanoma. He has developed protocols to treat pets with a large variety of conditions, benign and malignant, with superficial and orthovoltage radiation therapy. He had been in private referral medical and radiation oncology practice in Southern California since 1993, before moving to the UK to develop the medical and radiation oncology program at Paragon Veterinary Referrals in Wakefield, West Yorkshire, in 2019. Dr Ayl does remote oncology consultations with vets and owners, applying his patient and owner directed approach, to discuss the multi-modality treatment options available for pets with cancer, within the limits set by the owner’s emotional, financial and time constraints, plus the specific considerations relating to their pet.