Dr. Hania Zlotnik is a demographer who, until January 2012, served as Director of the Population Division of the United Nations. She joined the Population Division in 1982 and during her long career at the United Nations made major contributions to both formal demography and the study of international migration. Prior to this, she held successively the posts of Chief the Mortality and Migration Section and Chief of the Population Estimates and Projections Section, both at the Population Division. Under her direction, the Population Division provided the substantive support required by the General Assembly when it held its first High-level Dialogue on International Migration and Development in 2006.

Before joining the United Nations, Dr. Zlotnik worked as Research Associate for the Committee on Population and Demography of the US National Research Council. Moreover, she has served as Board Member for the Population Association of America and as Vice-President of the International Union for the Scientific Study of Population (IUSSP). She is currently Vice-President of the Scientific Council of the National Institute for Demographic Studies (INED) of France and Board member of Population Connection. Her work has spanned the field of demography, covering the analysis of fertility, mortality and migration. She holds a Ph.D. in Statistics and Demography from Princeton University and is a graduate of the Universidad Nacional Autónoma de México (UNAM).