Research Director at IBGE. Titular member of the Brazilian Academy of Sciences in the area of social sciences. He holds a diploma from the National Order of Scientific Merit, Commander Class, Social and Human Sciences, awarded by the Ministry of Science and Technology. Visiting Professor Lemann at the University of Illinois at Urbana-Champaign between August 2015 and May 2016. He was Professor Tinker at the University of Texas (Austin) from January to May 2006. Retired Professor of the Department of Demography and researcher at Cedeplar / UFMG (since 1980). He was a CNPq Research Productivity Scholar - Level 1 until February 2020. PhD in Demography from the University of California / Berkeley (1982-1987). Postdoctoral internship at the University of Texas-Austin (1995-1996). He was Head of the Demography Department at UFMG between 2009 and 2015. He coordinated the Postgraduate Program in Demography at Cedeplar / UFMG from 1996 to 2000. He chaired ABEP, Brazilian Association of Population Studies, between 1998 and 2002. He was from CNPD, National Population and Development Commission, between August 31, 2004 and December 2010. He was vice-president of the organizing committee of the “Population and Development Commission” of the “Economic and Social Council” of the United Nations (UN) in 2010 He was a member of the Evaluation Committee of IIASA- International Institute for Applied Systems Analysis in September 2014. He is a member of the Advisory Committee of the IPUMS- “International Dissemination Project, Minnesota Population Center”, Universisty of Minnesota. Nationally and internationally public several works, in addition to two books and several book chapters.