Jurgen Honegger is Professor of Neurosurgery and Vice-Chairman of the Department of Neurosurgery at the Eberhard-Karls University in Tubingen, Germany. He worked as a resident in the ophthalmological department in Tubingen (1986) and as a resident (1986-1989), senior resident (1991-1994), and consulting neurosurgeon (1994-1997) in neurosurgery at the University of Erlangen-Nurnberg, where he was trained in pituitary surgery by Professor Rudolf Fahlbusch. He spent 1990 at St. Bartholomew's hospital in London, UK, as a Clinical and Research Fellow to Professors Michael Besser, John Wass, and Ashley Grossman. From 1998 to 2004, he was consultant at the Department of Neurosurgery, University of Fribourg. Since 2005, he has been Vice-Chairman at the Department of Neurosurgery, University of Tubingen, where his main neurosurgical specialities are pituitary surgery, vascular surgery, and epilepsy surgery. Jurgen Honegger was licensed as neurosurgeon in 1987. He was appointed Associate Professor (with a thesis on Biochemical characterization and surgical treatment of craniopharyngiomas) in 1997 and Professor in Neurosurgery in 2006. His main clinical and scientific area of activity is in pituitary tumors. In Tubingen, he has built up a Pituitary Surgery Unit that today ranks among the largest units in Germany. Prof. Honegger performs more than 150 operations for pituitary tumors per year. He has organized and hosted pituitary surgery training courses of the German Society of Neurosurgery. He has directed several national studies and surveys on pituitary disorders. Since 2014, he has been the head of the Pituitary Tumor Working Group of the German Society of Endocrinology, which holds the patronage for the German Acromegaly Registry, the German Craniopharyngioma Registry for Adults, and the German Pituitary Tumor Registry. Martin Reincke is Professor of Endocrinology and Chair of Medical Department IV of the Ludwig-Maximilians University in Munich, a leading institution in German academic medicine. His research specialties include endocrine hypertension, mineralocorticoid and glucocorticoid action, and stress research. Professor Reincke is a clinician-scientist at heart. He heads a research team that specifically explores the prevalence and relevance of glucocorticoid and mineralocorticoid excess on the epidemiological, clinical, genetic, and molecular levels. He is co-founder of the European Network for the Study of Adrenal Tumors (ENSAT), established in 2000. In 2009, he founded the German Primary Aldosteronism Registry, and in 2012, the German Cushing Registry. Professor Reincke is a member of many national and international societies, including the Endocrine Society and the European Society of Endocrinology. He has served on the Executive Board of the German Endocrine Society and European Society of Endocrinology, is on the editorial boards of several international journals, and has served as Teaching Dean of the Faculty from 2006 to 2012 and as president of the German Endocrine Society (2014-2017). Prof. Reincke won the prestigious European Research Council Advanced Grant Award (2.5 million EURO) in 2016. He is currently President-Elect of the European Society of Endocrinology. His publications include more than 490 MEDLINE-listed manuscripts, which have been cited >12,500 times, and his h-index is 61 (ISI Web of Science). Stephan Petersenn, MD, ENDOC Center for Endocrine Tumors, Hamburg, Germany. Prof. Stephan Petersenn studied medicine at the University of Kiel, Germany (1984-1987 and 1988-1990) and the University of Vienna, Austria (1987-1988). He is qualified in Internal Medicine (1999), Diabetology (1999), Endocrinology (2000), and Andrology (2007). Previously, he worked in an internship (1991-1992) in the Department of Medicine, University of Kiel, as a Research Fellow (1992-1994) to Professor S Melmed at Cedars-Sinai Medical Center, Los Angeles, USA, as a Resident and Fellow (1995-2000) in the Department of Medicine, University of Hamburg, and as a Senior Physician (2001-2009) in the Division of Endocrinology, University of Duisburg-Essen. In 2009, he founded the ENDOC Center for Endocrine Tumors in Hamburg, while remaining a member of the faculty of the University of Duisburg-Essen. In 2003, he became Associate Professor, and in 2008 Professor of Medicine, at the University of Duisburg-Essen. His research is focused on the diagnosis and treatment of pituitary and adrenal tumors, as well as neuroendocrine tumors. Furthermore, his clinical and basic studies aim for a better understanding of the physiology and pathophysiology of somatostatin receptors. Throughout his career, Prof Petersenn has published more than 160 articles in peer-reviewed journals of high reputation, and he has presented at many international conferences. He is a member of several societies, including the Endocrine society, the European Society of Endocrinology, and the International Pituitary Society.
