Steven Ruggles is Regents Professor of History and Population Studies and Director of the Minnesota Population Center at the University of Minnesota. Ruggles received his Ph.D. from the University of Pennsylvania in 1984, followed by a postdoctoral National Research Service Award at the Center for Demography and Ecology of the University of Wisconsin. Ruggles has made contributions to historical family demography, focusing especially on long-run changes in intergenerational coresidence, single parenthood, divorce, and marriage.
Over the past 25 years, Ruggles has developed large-scale data infrastructure for economic, demographic, and health research. He is best known as the creator of the Integrated Public Use Microdata Series (IPUMS), the world's largest population database, spanning two centuries and 100 countries.