Marcelo L. Larramendy, Ph.D. is Professor of Molecular Cell Biology, La Plata National University, Argentina. He is Principal Researcher, National Scientific and Technological Research Council of Argentina since 1981, former member of the Executive Committee of the Latin American Association of Environmental Mutagensis, Teratogenesis, and Carcinogenesis, author of more than 400 scientific papers in the field, including scientific publications in reviewed journals, research papers and conferences worldwide. He is recipient of several national and international awards, regular Lecturer at The International A. Hollaender Courses by the IAEMS, Former Guest Scientist at NIH, USA and University of Helsinki, Finland, and Expert in Molecular Cytogenetcis, Genetic Toxicology and Ecotoxicology.