Guillermina Jasso is Silver Professor of Arts and Science and Professor of Sociology at New York University. She was the founding director of the Methods Workshop at New York University (1991-1997) and the founding director of the Theory Workshop at the University of Iowa (1988-1991), as well as a co-founder of the Life Course Center at the University of Minnesota. She served as Special Assistant to the Commissioner of the U.S. Immigration and Naturalization Service (1977-1979) and as Director of Research for the U.S. Select Commission on Immigration and Refugee Policy (1979-1980). She served as Chair of the Department of Sociology at New York University in 2012-2015.

Jasso has written extensively on basic sociobehavioral theory, inequality, distributive justice, status, international migration, probability distributions, mathematical methods for theoretical analysis, and factorial survey methods for empirical analysis. Her contributions include a mathematical formula for fairness assessment, a formula showing how overall injustice can be decomposed into injustice due to poverty and injustice due to inequality, and two new families of probability distributions. She has published widely in scholarly journals, including two articles which won awards from the Population Section of the American Sociological Association and the Law and Society Association. She is a Principal Investigator of the New Immigrant Survey, the first national longitudinal survey of immigrants in the United States.

Jasso is an elected member/fellow of the Johns Hopkins Society of Scholars, the Sociological Research Association, the NYU Society of Fellows, and the American Association for the Advancement of Science. She was a Fellow at the Center for Advanced Study in the Behavioral Sciences (1999-2000) and is a Research Associate at the Hobby School of Public Affairs at the University of Houston, an External Research Fellow at CReAM at University College London, a Fellow at the Stanford Center on Poverty and Inequality, a Fellow at DIW Berlin, and a Fellow at RF Berlin. She won the 2015 Paul F. Lazarsfeld Distinguished Career Award and the 2022 James S. Coleman Distinguished Career Award, given, respectively, by the Methodology Section and the Mathematical Sociology Section of the American Sociological Association. In 2025 she won the Lifetime Achievement Award given biennially by the International Society for Justice Research.

Jasso has served on many advisory boards, including panels advising the National Science Foundation, the National Institutes of Health, the International Institute for Applied Systems Analysis, the Scientific Advisory Board of DIW Berlin, and the U.S. Census Scientific Advisory Committee, of which she was Chair in 2011-2015. She was a member of the National Academy of Sciences' Panel on the Demographic and Economic Consequences of Immigration, the Core Research Group of the Binational Study of Migration Between Mexico and the United States, and the National Academy of Sciences' Committee on Redesign of the U.S. Naturalization Test, and is a member of the HCEO Network on Inequality Measurement, Interpretation, and Policy. She has served as Deputy Editor of American Sociological Review, and currently serves as Deputy Editor of Sociological Methodology. She has also served as Chair of six Sections of the American Sociological Association -- the Theory Section, the Methodology Section, the International Migration Section, the Social Psychology Section, the Rationality and Society Section, and the Mathematical Sociology Section -- as President of the Research Committee 42 on Social Psychology of the International Sociological Association, and as Chair of the Social Statistics Section of the American Statistical Association. She also served on the Executive Committee of the International Sociological Association (2014-2018) and as Member-at-Large of the Section on Social, Economic, and Political Sciences (Section K) of the American Association for the Advancement of Science (2015-2019). She was elected to the Executive Council of the Sociological Research Association (2018-2022), serving in different capacities each year, culminating in President the final year.

Jasso's Erdos number is 3.

Jasso received a Ph.D. in sociology from Johns Hopkins University in 1974.

She joined IZA as a Research Fellow in February 2004.