Peer-reviewed publications
Under Review
Vasiljevic E, LL Schmitz, and CD Engelman. Prenatal nutritional environment is associated with late-life cognition in the Health and Retirement Study: A natural experiment.
Basu, S, J Fletcher, and LL Schmitz. Later-life impacts of delaying childbirth on maternal health and economic wellbeing in the UK Biobank.
Beauchamp J, J Lee, M McGue, and LL Schmitz. Nature-nurture interplay: Evidence from molecular genetic and pedigree data in Korean American adoptees. (link)
Cheng M, D Conley, TB Kuipers, C Li, CP Ryan, MJ Taeubert, S Wang, T Wang, J Zhou, LL Schmitz, EW Tobi, BT Heijmans, LH Lumey, DW Belsky. Accelerated biological aging six decades after prenatal famine exposure.
Opsasnick LA, SM Ratliff, JD Faul, LL Schmitz, W Zhao, JA Smith. Epigenome-wide association study of long-term psychosocial stress in older adults.
Miao J, G Song, Y Wu, J Hu, Y Wu, S Basu, JS Andrews, K Schaumberg, JM Fletcher, LL Schmitz, Q Lu. Reimagining gene-environment interaction analysis for human complex traits.
Published
Noghanibehambari H, JM Fletcher, LL Schmitz, V Duque, V Gawai. (2024). Early-life economic conditions and old-age mortality: Evidence from historical county-level bank deposit data. Journal of Population Economics.
Choi JJ, RL Koscik, EM Jonaitis, DJ Panyard, AR Morrow, SC Johnson, CD Engelman, LL Schmitz. (2023). Assessing the biological mechanisms linking smoking behavior and cognitive function: A mediation analysis of untargeted metabolomics. Metabolites. (link)
Duque V and LL Schmitz. (2023). The influence of early-life economic shocks on long-term outcomes: Evidence from the U.S. Great Depression. Journal of Human Resources. (link).
Profiled by The Center for Retirement Research
Schmitz LL, S Merkin, W Zhao, S Ratliff, Y Liu, J Ding, JA Smith, T Seeman. (2023). Early life adversity associations with later life epigenetic profiles: The Multi-Ethnic Study of Atherosclerosis (MESA). American Journal of Epidemiology. (link)
Profiled by The Cap Times and Wisconsin Public Radio
Schmitz LL and V Duque. (2022). In utero exposure to the Great Depression is reflected in late-life epigenetic aging signatures. PNAS. (link)
Profiled by Nature, Fortune, BBC News Health Check
Miao J, Y Lin, Y Wu, B Zheng, LL Schmitz, JM Fletcher, Q Lu. (2022). A quantile integral linear model to quantify genetic effects on phenotypic variability. PNAS. (link)
Fiorito G, S Pedron, CO Rosales, C McCrory.…Schmitz LL.…Lifepath consortium, P Vineis, C Carmeli. (2022). The role of epigenetic clocks in explaining educational inequalities in mortality: a multi-cohort study and meta-analysis. The Journals of Gerontology, Series A: Biological Sciences and Medical Sciences. (link)
Schmitz LL, W Zhao, SM Ratliff, J Goodwin, J Miao, Q Lu, Y Liu, M Levine, JA Smith. (2021). The socioeconomic gradient in epigenetic ageing clocks: Evidence from the Multi-ethnic Study of Atherosclerosis and the Health and Retirement Study. Epigenetics. (link)
Schmitz LL, J Goodwin, J Miao, Q Lu, D Conley. (2021). The impact of late-career job loss and genetic risk on body mass index: Evidence from variance polygenic scores. Scientific Reports. (link)
Gard AM, EB Ware, LW Hyde, LL Schmitz, J Faul, CM Mitchell. (2021). Phenotypic and genetic markers of psychopathology in a population-based sample of older adults. Translational Psychiatry. (link)
Liu Z, D Leung, K Thrush, S Ratliff, W Zhao, T Toshiko, LL Schmitz, JA Smith, L Ferrucci, M Levine. (2020). Underlying features of epigenetic aging clocks in vivo and in vitro. Aging Cell. (link)
Schmitz LL, AM Gard, EB Ware. (2019). Examining sex differences in pleiotropic effects for depression and smoking using polygenic and gene-region aggregation techniques. American Journal of Medical Genetics Part B: Neuropsychiatric Genetics. (link)
Schmitz LL, C McCluney, MT Hicken, A Sonnega. (2019). Interpreting subjective and objective measures of job resources: The importance of sociodemographic context. International Journal of Environmental Research and Public Health. (link)
McCluney C, LL Schmitz, MT Hicken, A Sonnega. (2018). Structural racism in the workplace: Does perception matter for health inequalities? Social Science and Medicine. (link)
Schmitz LL and D Conley. (2017). The effect of Vietnam-Era conscription and genetic potential for educational attainment on schooling outcomes. Economics of Education Review. (link)
Schmitz LL and D Conley. (2017). Modeling gene-environment interactions with quasi-natural experiments. Journal of Personality. (link)
Schmitz LL. (2016). Do working conditions at older ages shape the health gradient? Journal of Health Economics. (link)
Schmitz LL and D Conley. (2015). The long-term effects of Vietnam-Era conscription and genotype on smoking behavior and health. Behavior Genetics. (link)
Work in Progress
Schmitz LL, I Kohler, J MacIsaac, J Mwera, B Kumwenda, V Mwapasa, KGH Katundu, M Kobor, HP Kohler. Assessment of dried blood spots for DNA methylation profiling and epigenetic aging biomarkers in the Malawi Longitudinal Study of Families and Health.
Gawai V, V Duque, J Lee, LL Schmitz. The Green Revolution and aging in India.
S Basu, J Fletcher, Q Lu, J Miao, Schmitz LL. Understanding the role of genetic heterogeneity in smoking interventions: Experimental evidence from the Lung Health Study.
Venechuk G and LL Schmitz. The effect of state-level recession intensity on accelerated epigenetic aging: Evidence from the 2008-2010 Great Recession.
Schmitz LL, W Zhao, SM Ratliff, JA Smith. An epigenetic biomarker of socioeconomic status is predictive of future morbidity and mortality.
Alemu R and LL Schmitz. The impact of polygenic risk and cigarette taxation across the life course on smoking behavior.
Basu S J Fletcher, LL Schmitz. Association between fertility decisions and epigenetic clocks of aging: Evidence from the Health and Retirement Study.
Bruns A, LL Schmitz, and MT Hicken. Racial inequalities in poor birth outcomes: Clarifying the role of precarious work.