André Lacroix speaks to Francesca Lake, Managing Commissioning Editor. André Lacroix is Professor of Medicine at the Centre hospitalier de l’Université de Montréal (CHUM, QC, Canada), where he has served as Chairman of the Department of Medicine and Associate Director General for Medical and Academic Affairs. He is a past president of the Canadian Society of Endocrinology and Metabolism (CSEM) and is currently member of the Executive Board of the International Society of Endocrinology. He is co-editor of the Adrenal Section of UpToDate® (MA, USA). His particular interests include the pathophysiology of adrenal tumors and hyperplasias leading to Cushing’s syndrome and primary aldosteronism, and new drugs for these disorders. His group pioneered the identification of the role of aberrant adrenal expression of hormone receptors leading to adrenal overgrowth and overfunction.