He obtained his MD degree from the University of Berne, Switzerland, where he also completed his training in Internal Medicine and Endocrinology. He is an ATA member since 1997 and has served on the Program Committee (Co-Chair in 2007), the Website Advisory Committee, the CME and Guidelines Committee, and the Publications Committee. He is currently a member of the Board of Directors and the Editor-in-Chief for the official journal of the American Thyroid Association, Thyroid. His principal research interests include congenital disorders of thyroid hormone synthesis, in particular Pendred’s syndrome. His clinical activities focus on patients with thyroid dysfunction and thyroid cancer.