News

A short timeline of recent research, presentation, and site updates.

Presentation

Presented work on AI-assisted population surveys at Yale University

Presented AI as Measurement Infrastructure: Adaptive Survey Design in Verbal Autopsy at the FDS Workshop on AI for Social Science Research Methods, Yale University, New Haven, CT.

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Presentation

Presented work on information sufficiency in population surveys at PAA 2026

Presented Sufficiency of Information in Population Surveys: Evidence from Verbal Autopsy at the Annual Meeting of the Population Association of America, St. Louis, MO.

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Project

Reference Data Archive officially launched at WHO

The Reference Data Archive (RDA) is now live at data.who.int/rda. Its initial public release includes verbal autopsy data from the São Paulo mortality surveillance system and reflects collaborative infrastructure work across OSU, AHRI, WHO, and the University of São Paulo.

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Research

New preprint on multimodal AI for cause of death classification

Shared a new arXiv preprint on using language models and machine learning for cause-of-death classification using verbal autopsy data.

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Presentation

Presented verbal autopsy AI work at PAA 2025

Presented current work on pretrained language models and multimodal learning for verbal autopsy at the Population Association of America Annual Meeting in Washington, DC.

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Presentation

Workshop talk at Max Planck Institute for Demographic Research

Spoke at the Demystifying Machine Learning workshop on machine learning techniques for verbal autopsy analysis.

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Publication

Lancet Global Health paper published

Published a multi-country surveillance study on temporal changes in cause of death among adolescents and adults across eastern and southern Africa.

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Publication

Journal of Global Health paper on adolescent mortality in China

Published national and sub-national estimates of mortality among 5-19-year-olds in China using Disease Surveillance Points System evidence.

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