Dagmar Führer-Sakel, MD, PhD is a Professor of Internal Medicine and Endocrinology at the University Hospital Essen, University of Duisburg-Essen, where she directs the Department of Endocrinology, Diabetes & Metabolism. Previously, she held leadership roles at the University Hospital Leipzig. Her research focuses on molecular endocrinology, including thyroid nodules. She earned her Ph.D. from the University of Wales and her medical doctorate from Justus-Liebig University Gießen. With a distinguished academic career, she has significantly contributed to endocrinology and internal medicine.