Jeanette A. Maier is full professor and head of the General Pathology Lab at the University of Milan. She was trained in the USA on the pathophysiology of the endothelium, with a focus on aging and senescence. For the last 15 years she investigated the response of vascular cells to magnesium and to the silencing of its transporters. Lately, her attention has been devoted also to the role of magnesium in bone homeostasis.