Personal profile
Research Interests
environmental epidemiology, occupational epidemiology, pediatric research
Teaching Experience
CHTH 440: Principles of Epidemiology
PUBH 621: Advanced Quantitative Research Methods II
Education/Academic qualification
Bachelor, Biology and Political Science, Duke University
Doctorate, Epidemiology, University of Washington
Master, Environmental and Occupational Health Sciences, University of Washington
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 3 Good Health and Well-being -
SDG 6 Clean Water and Sanitation -
SDG 13 Climate Action -
SDG 15 Life on Land
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Collaborations and top research areas from the last five years
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Health benefits of parks are more strongly associated with driving access than walking access in the contiguous United States
Kreider, M. R., Rice, W. L., Leary, C. S., Semmens, E. O., Belote, R. T. & Larson, A. J., Apr 2026, In: Landscape and Urban Planning. 268, 105567.Research output: Contribution to journal › Article › peer-review
Open Access -
Long-term air pollution exposure and gait speed decline among older Adults: A longitudinal analysis
Kim, B., Hajat, A., Gassett, A. J., Adam, C. E., Kaufman, J. D., Semmens, E. O., Leary, C. S. & Fitzpatrick, A. L., Jan 15 2026, In: Environmental Research. 289, 123356.Research output: Contribution to journal › Article › peer-review
Open Access -
A state of the science review of wildfire-specific fine particulate matter data sources, methods, and models
Orr, A., Adam, C. E., Graham, J., Holden, Z. A., Hu, L., Jaffar, Z., Leary, C., Migliaccio, C. T., Mullan, K., Noonan, C., Semmens, E. O., Urbanski, S., Walker, E. & Landguth, E. L., May 5 2025, In: Environmental Health Perspectives. 133, 6, 066001.Research output: Contribution to journal › Review article › peer-review
Open Access6 Scopus citations -
Long-term exposure to air pollution and cognitive aging: Findings from a United States cohort of older adults
Ilango, S. D., Adam, C. E., Huang, X., Leary, C. S., Semmens, E. O., Fitzpatrick, A. L., Crane, P. K., Kaufman, J. D. & Hajat, A., Nov 2025, In: Journal of Alzheimer's Disease. 108, 2, p. 883-892 10 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Nonparametric analysis of quality-of-life measures for randomized clustered design: the R package npclust
Cui, Y., Noonan, C., Semmens, E., Ward, T. & Harrar, S., Aug 27 2025, In: BMC Medical Research Methodology. 25, 201.Research output: Contribution to journal › Article › peer-review
Open Access