Marcelo L. Larramendy, Ph.D., serves as Professor of Molecular Cell Biology at the School of Natural Sciences and Museum (National University of La Plata, Argentina). He has been appointed senior researcher of the National Scientific and Technological Research Council of Argentina. He is also former member of the Executive Committee of the Latin American Association of Environmental Mutagenesis, Teratogenesis and Carcinogenesis. He is author of more than 450 contributions, including scientific publications, research communications and conferences worldwide. He is recipient of several national and international awards. Prof. Larramendy is a regular lecturer at the international A. Hollaender Courses organized by the IAEMS and is former guest scientist at the NIH (USA) and University of Helsinki (Finland). He is expert in genetic toxicology and is, or has been, referee for more than 20 international scientific journals. He is also member of the International Panel of Experts at the International Agency for Research on Cancer (IARC, WHO, Lyon, France) in 2015 for the evaluation of DDT, 2,4-D, and Lindane. Presently, Prof. Dr. Larramendy is Head of the Laboratory of Molecular Cytogenetics and Genotoxicology at the UNLP.