Eva Tvrdá gained her Master title in Biotechnologies, followed by PhD in Molecular Biology at the Slovak University of Agriculture in Nitra, Slovakia. She works as a senior research scientist at the Department of Animal Physiology, Faculty of Biotechnology and Food Sciences, Slovak University of Agriculture in Nitra. She is Head of the Laboratory for Andrology and Molecular Toxicology at the AgroBioTech Research Center. She has published over 100 articles and 8 book chapters on the topics of male reproduction, reproductive toxicology, oxidative balance and antioxidants. Dr. Eva Tvrdá is a former Sciex MNS ch and Fulbright fellow, member for the European Federation of Animal Science and the Association for Applied Animal Andrology.