Simon Herrington graduated in biochemistry with honours from the University of Cambridge in 1982 and medicine with honours from the University of London in 1985. He trained in Internal Medicine (MRCP 1988) and then became a CRC clinical research fellow in the Nuffield Department of Pathology, University of Oxford, receiving his DPhil in 1991. He was appointed clinical lecturer in pathology in Oxford where he completed his training in clinical cellular pathology, gaining the MRCPath in 1994. He was appointed clinical senior lecturer and consultant in pathology at the University of Liverpool in 1995 and was promoted to a Personal Chair in 1999. In 2003, he was appointed to the Chair of Pathology at the University of St Andrews, moving to the Chair of Pathology at the University of Dundee in 2010 and the Chair of Molecular Cancer Pathology at the University of Edinburgh in 2015. He also works as a consultant pathologist, specialising in gynaecological pathology, was co-editor of the 4th Edition of the WHO Classification of Tumours of Female Reproductive Organs and edited the 15th Edition of Muir's Textbook of Pathology. He sits on the Board of Worldwide Cancer Research and is a past President of the International Society of Gynecological Pathologists. He is Editor in Chief of the Journal of Pathology and the Journal of Pathology: Clinical Research.

CELLULAR AND MOLECULAR MECHANISMS OF DISEASE. Pathology and its role in medical science and practice. Cell structure, function and adaptation. Tissue injury and repair. Inflammation and immunology. Clinical genetics. Neoplasia. SYSTEMIC PATHOLOGY. The cardiovascular system. The respiratory system. The lymphoreticular system and bone marrow. The gastrointestinal system. The liver, gallbladder and pancreas. The nervous system and the eye. The locomotor system. The kidneys. The female reproductive system. The breasts. The urinary tract and male reproductive system. The endocrine system. The skin. Infections.