Manuel Durán, MD, PhD, FACS, is a Professor of Surgery at the Faculty of Health Sciences, King Juan Carlos University and Chief of General, Endocrine and Oncological Surgery Division at King Juan Carlos University Hospital, Madrid, Spain. He trained in General Surgery in Madrid and Cambridge and in Endocrine Surgery in Madrid, Boston, New York and Chicago. He is an active member of the AAES and IAES. Dr Durán is an endocrine surgeon who has published original articles, book chapters and several textbooks in General and Endocrine Surgery. He is a member of the International Neural Monitoring Study Group (INMSG) and he is the Spanish Coordinator of the INMSG.