Dr Raval is a retired Colonel from the United States Army after 26 years of service; a physician with three sub-specialities: clinical pathology, cytopathology and oncology; an expert in nutrition with degrees in Nutrition and Social and Preventative Medicine from the World Health Organization (WHO); and former Director of the Departments of Pathology and Cytopathology at the U.S. Army’s largest medical centre. Dr Raval is currently a consultant for the U.S. Army Medical Centre and provides spiritual counselling to wounded soldiers.