Simon participates in the clinical diagnostic service of the RVC (surgical biopsies), is involved in training of residents in anatomic and has a wide range of publications in collaboration with clinical colleagues within and outwith the RVC.
Simon has a range of research interests, principally infectious respiratory diseases and gastrointestinal diseases of dogs. Simon's PhD was studying a novel betacoronavirus (CRCoV) causing infectious respiratory disease in dogs. Simon is a Visiting Scientist/Consultant in Experimental Histopathology at the Francis Crick Institute providing pathology support and expertise to a number of research groups.
He is part of an expert panel of specialist pathologists providing a diagnostic histopathology service to the Texas A&M University Gastrointestinal Laboratory.