Károly Mazák received his degree in chemistry in 1997 from the Eötvös Loránd University, after which he joined the Department of Pharmaceutical Chemistry, Semmelweis University. Under the supervision of Prof. Béla Noszál he received his Ph. D. degree in 2005. He spent a year as Research Associate with Prof. C. K. Larive at the Chemistry Department of University of California, Riverside, USA. His research interests include microspeciation of biomolecules, physicochemical profiling of drug molecules and the chemistry of membrane penetration and receptor-binding.