About Bioscientifica

AJ van der Lely

Chair

AJ van der Lely

Emeritus Professor Aart Jan (AJ) van der Lely was promoted to 'Knight of the Order of the Dutch Lion' in March 2025 for his dedication to patients with pituitary disorders and for advancing the field of endocrinology. Professor van der Lely retired from Head of Division of Endocrinology and Vice Head of the Department of Internal Medicine at the Erasmus University Medical Center in Rotterdam, The Netherlands in June 2024. His main research areas were pituitary diseases and the role of gut hormones in health and disease

Professor van der Lely has served as the President for a number of learned societies, including the Dutch Endocrine Society, the European Society of Endocrinology, the European Hormone Society, and the Pituitary Society; he is also former Secretary of the Section of Endocrinology of the European Union of Medical Specialists (UEMS). He served on the board of the International Society of Endocrinology and was a member of the last Global Task Force of the Endocrine Society. 

Professor van der Lely has also held positions on the editorial boards of several scholarly journals, including: Current Opinion in Endocrine and Metabolic Research, Clinical Endocrinology, the Journal of Endocrinological Investigation, Clinical Interventions in Aging, Journal of Clinical Endocrinology and Metabolism, Endocrinology, and Nature Reviews in Endocrinology.