Prof. Olga I. Lavrik is Head of the Laboratory of Bioorganic Chemistry of Enzymes at the Institute of Chemical Biology and Fundamental Medicine of the Siberian Branch of the Russian Academy of Sciences, professor in the Department of Molecular Biology at the Novosibirsk State University, and a Full Member of the Russian Academy of Sciences. She obtained a Ph.D. degree in bioorganic chemistry at the Institute of Bioorganic Chemistry of the Russian Academy of Sciences, Moscow. Her main research interests focus on DNA repair mechanisms, their regulation, and their contribution to human health and longevity. The mechanism of poly(ADP-ribosyl)ation and the role of poly(ADP-ribose) in the regulation of cellular processes, as well as the development of new approaches to PARP inhibition, are the main topics of her current research. She is the author/co-author of more than 500 peer-reviewed articles and book chapters and a member of the Editorial Boards for Molecular Biology, Russia, International Journal of Molecular Sciences, IUBMB Life. Olga Lavrik is Chancellor of the Russian Division of the European Environmental Mutagen and Genetic Society; a recipient of the State Prize Laureate; a Commander of the Order of Academic Palms, France; and a recipient of the Medal of the Order of Merit for the Fatherland and the Order of Friendship.