Peter D. Turnpenny, MD, BSc, MB, ChB, FRCP, FRCPCH, serves as a consultant in Clinical Genetics at the Royal Devon and Exeter Hospital in England. He is internationally renowned and has published widely in a variety of topics. He is particularly known for his medical expertise in the areas of the genetic basis of abnormal spine developments and fetal anticonvulsant syndromes. He is the author of the text Emery’s Elements of Medical Genetics, 14th Edition. Dr. Turnpenny has run the Peninsula Clinical Genetic Service, and chaired the South West Training Committee in Medical Genetics.