Sergei V. Zakharov is the deputy director of  the Institute of Demography (IDEM) and a Professor of Demography at the National Research University ‘Higher School of Economics’ (HSE) in Moscow. He obtained his Ph.D. from the Institute for Socioeconomic Studies of Population of the USSR Academy of Sciences in 1991. In 1991-1992 he was awarded a nine-month fellowship ’Bourse Diderot’ from the Maison des Sciences de l’Homme (France) to be a Visiting Scholar at Institut National D’études Démographiques (Paris). During 2012 he worked as invited researcher at the Institute of Economic Research, Kyoto University (Japan). His fields of research include demographic transition, the demography of Russian generations, population projections, family formation and fertility, family policy and demographic consequences of social crises. His teaching experience include courses of ‘Principles of Demography and Population Policy’, ‘Demographic Analysis of Fertility, Family Formation and Partnership Relations’ (Bachelor and Master programmes). He is a member of the editorial board for the Demographic Review, a scientific peer-reviewed electronic journal, as well as the Demoscope-Weekly and the HSE Internet periodical. Dr. Zakharov is a member of the International Union for the Scientific Study of Population (IUSSP), the European Association for Population Studies (EAPS), and Population Association of America (PAA), and for many years he has been involved as an international expert in various projects coordinated by UNDESA, UNFPA, UNDP, UNECE, and EU in Russia, Belarus, Georgia, Lithuania, France, Estonia. Since 2000 he has been the scientific director of the Russian part of the international project of comparative studies within the framework of the UNECE program “Generations and Gender”. He is the author of over 190 publications in Russian, English, and French.