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Scott Landes Wins Research Award for Work on Disability and Survey Metrics

May 1, 2025

The IPUMS award recognizes his co-authored paper on disability status and health survey data.

Scott Landes, associate professor of sociology, has received the Excellence in Research Award in the annual IPUMS competition. He received the award for his co-authored paper, “Counting Disability in the National Health Interview Survey and its Consequence: Comparing the American Community Survey to the Washington Group Disability Measures.”

Scott Landes
Scott Landes
Landes and contributing authors used data from the 2011-12 National Health Interview Survey (NHIS) in which respondents reported disability status via both the American Community Survey disability question set and Washington Group question set. The authors found that the Washington set—the questions adopted by the NHIS as the sole measure of disability status— significantly undercounts disabled people and overestimates their mortality risk. The American Community Survey question set, with added questions, would be a better base for the NHIS to monitor the health of the disabled population in the U.S., they conclude.

Co-authors included Bonnielin Swenor, founder and director of the Johns Hopkins Disability Health Research Center, and Nastassia Vaitsiakhovich, a sociology Ph.D. candidate at Maxwell. 

The IPUMS research awards honor outstanding research that uses IPUMS data to explore social and demographic processes. IPUMS originally stood for Integrated Public Use Microdata Series and is housed at the Institute for Social Research and Data Innovation at the University of Minnesota. It is the world’s largest individual-level population database, consisting of microdata samples from the U.S. and international census records, as well as data from U.S. and international surveys. The records are converted into a consistent format and made available to researchers through a web-based data dissemination and analysis system.

Landes has authored numerous articles, commentaries and research briefs on the measurement of disability, health and mortality trends for disabled adults; morbidity and mortality trends for military veterans; and the intersection of disability and social theory. His research has been funded by the National Institute on Aging as well as the Maxwell Tenth Decade Project, the Collaboration for Unprecedented Success and Excellence (CUSE) Grant Program, the Appleby-Mosher Award and the Lerner Center for Public Health Promotion and Population Health, where he is currently a research affiliate.

Landes is a faculty associate at the Aging Studies Institute and a research affiliate at the Center for Aging and Policy Studies. He is also an O’Hanley Faculty Scholar, which recognizes outstanding teaching, scholarship, service and success with external grant support. His areas of expertise are in sociology of disability, medical sociology, aging and the life course, and military veterans. 

By Michael Kelly

Portrait of a smiling person wearing a beige sweater and hexagonal earrings, set against a plain gray background.
Anna Wiersma Strauss

IPUMS also honored Anna Wiersma Strauss, a doctoral candidate in Maxwell’s Public Administration and International Affairs Department, with its student Time Use Research Award. She was recognized for the article titled “The Earned Income Tax Credit (EITC) and Time Spent Helping and Caring for Adults,” published in the Review of Economics of the Household in 2024. Wiersma Strauss used the American Time Use Survey (ATUS) to examine whether expansions of the EITC—which requires recipients to work and provides benefits based on the level of earnings—crowds out unpaid caregiving provided to adults.

The analysis shows that increases in EITC benefits to low-income unmarried mothers are associated with maintaining, and in some cases increasing, time spent assisting adults. Wiersma Strauss defended her dissertation and will graduate in May; she has accepted a faculty position at the Paul H. O’Neill School of Public and Environmental Affairs at Indiana University-Bloomington.


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