Christos Dervenis, MD, FRCS, has held the position of Head of the  Department of Surgery at the Agia Olga Hospital, Athens, Greece since 1999.  He is also Chair of the HPB surgical Unit. In addition, he has served as a visiting Professor of Surgery to several international academic institutes, including the Mayo Clinic Medical School, Rochester, MN and Yale University, CT USA; the University of Lund, Sweden; the University of Verona, Italy; and the University of the Witwatersrand in Johannesburg, South Africa. After receiving his medical degree from the University of Athens, Professor Dervenis completed postgraduate training in Athens; London, UK; and Hamburg, Germany. Professor Dervenis is currently President of the Greek HPB Society and President-elect of the European – African HPB Association. He was President of the Hellenic Society of Digestive Surgery, European Digestive Surgery and the European Society of Surgery for the Alimentary Tract, and is on the Scientific Committee of the International Hepato-Pancreato-Biliary Association (IHPBA). He was also vice president of the HPB division of the European Union of Medical Specialists (UEMS). In addition, Professor Dervenis  has served on the editorial boards of many scientific Journals including BJS and Langenbeck's Archives of Surgery, and currently he is on the editorial board of several other international journals, including Pancreatology, the IHPBA journal HPB, and HPB Surgery, Digestive Surgery. Professor Dervenis is the editor of 3 books in the field of HPB surgery and has published over 180 papers in peer-reviewed journals. His main clinical interests include surgery of the pancreas and liver, nutrition, and oncology.

 nutrition, and oncology.