CLAUDIU T. SUPURAN is professor of medicinal chemistry at the Neurofarba Department, Section of Pharmaceutical and Nutriceutical Sciences, University of Florence, Italy. He has published more than 1250 papers, his Hirsch factor is h = 110; the number of citations since 1995 > 49800. His main research interest is on enzyme inhibitors, and especially carbonic anhydrase inhibitors, of which he discovered several new classes in the last years. One of the sulfonamides discovered in his group entered Phase I clinical trials in 2014 for the treatment of advanced, metastatic solid tumors. He is Editor-in-Chief of Expert Opinion on Therapeutic Patents, Journal of Enzyme Inhibition and Medicinal Chemistry, Current Enzyme Inhibition, etc. For the last 25 years the main interest of his research was focused on metallo-enzymes and their modulators of activity. In 2013 he was rated as the most cited scientists in Pharmacology & Toxicology by LabTimes (LabTimes 2013, 5, 38).