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Harvard Center for Risk Analysis

The Harvard Center for Risk Analysis (HCRA) uses risk and decision science methods to improve how society manages risks to human health and the environment.

Location

718 Huntington Ave.
2nd Floor
Boston, MA 02115-5924

Featured Publications

Adler MD, Ferranna M, Hammitt JK, de Laubier E, Treich N, Fair innings: An empirical test. Health Economics 2025 34:1350–1364. https://doi.org/10.1002/hec.4963

Baird SJS, Cohen JT, Graham JD, Shlyakhter AI, Evans JS. Noncancer risk assessment: a probabilistic alternative to current practice. Human & Ecological Risk Assessment. 1996; 2(1):79-102.   https://doi.org/10.1080/10807039.1996.10387463

Bennett DH, McKone TE, Evans JS, Nazaroff WM, Margni MD, Jolliet O, Smith KR. Defining intake fraction. Environmental Science & Technology. 2002; May 1; 207-212. https://doi.org/10.1021/es0222770

Bhatotia K, Gow 0, Robinson LA, Dasgupta S, Balsari S. Who Pays When Temperatures Soar? Health Affairs, 2026; 45(5): 507–515. https://doi.org/10.1377/hlthaff.2025.01671

Calder RSD, Schartup AT, Li M, Valberg AP, Balcom PH, Sunderland EM. 2016. Future impacts of hydroelectric power expansion on methylmercury exposures of Canadian indigenous communities. Environmental Science & Technology. 2016; 50 (23): 13115–13122. https://doi.org/10.1021/acs.est.6b04447

Choma, EF, Robinson LA, Nadeau KC. Adopting Electric School Buses in the United States: Health and Climate Benefits,” The Proceedings of the National Academy of Sciences. 2024; 121(22): e2320338121. https://doi.org/10.1073/pnas.2320338121.

Dias AS, Houdt S, Meschin K, von Stackelberg KE, Bago M-L, Baldarelli L, Gonzalez Downs K, Luuk M, Delubac T, Bottagisio E, Kasak K, Kebabci A, Levers O, Miilvee I, Paju J, Poncet R, Sanfilippo M, Karnauskaite D.  Using Essential Biodiversity Variables (EBVs) to assess forest ecosystem integrity. Frontiers in Forest and Global Change. Nov 8; 6 – 2023. https://doi.org/10.3389/ffgc.2023.1098901.

Evans JS, Gray GM, Sielken RL, Smith AE, Valdez-Flores C, Graham JD. Use of probabilistic expert judgment in uncertainty analysis of carcinogenic potency. Regulatory Toxicology and Pharmacology. 1994; 20(1):15-36. https://doi.org/10.1006/rtph.1994.1034

Ferranna M, Robinson LA, Hammitt JK. From Benefit-Cost Analysis to Social Welfare: A Pragmatic Approach Journal of Benefit-Cost Analysis. 2024;15(S1):84-109. https://doi.org/10.1017/bca.2024.28

Fleurbaey M, JK Hammitt. The Right Numeraire or the Just Weights? How to make BCA Rational and Fair. Journal of Benefit-Cost Analysis. 15(S1): 6–25, 2024. https://doi.org/10.1017/bca.2024.1

Graham JD, Wiener JB.  Co-Benefits, Countervailing Risks, and Cost-Benefit Analysis.  In Paustenbach D., ed., Human and Ecological Risk Assessment: Theory and Practice 1167-1188 (John Wiley & Sons, 3rd ed. 2024), https://www.wiley.com/en-us/Human+and+Ecological+Risk+Assessment%3A+Theory+and+Practice%2C+Set%2C+3rd+Edition-p-9781119742968  

Graham JD & Wiener JB, eds., Risk vs. Risk: Tradeoffs in Protecting Health and the Environment (Harvard University Press, 1995), at https://www.hup.harvard.edu/books/9780674773073 

Hammitt JK. Valuing Mortality Risk in the Time of Covid-19. Journal of Risk and Uncertainty 2020; 61: 129–154. https://doi.org/10.1007/s11166-020-09338-1

Hammitt JK, Lempert RJ, Schlesinger ME. A Sequential-Decision Strategy for Abating Climate Change. Nature 1992; 357: 315-318. https://doi.org/10.1038/357315a0

Hammitt JK, Morfeld P, TuomistoJT, Erren TC. Premature Deaths and Statistical Lives: Identification, Quantification, and Valuation of Mortality Risks. Risk Analysis. 2020; 40(4): 674-695. https://doi.org/10.1111/risa.13427

Hammitt JK and Tunçel T. Monetary Values of Increasing Life Expectancy: Sensitivity to Shifts of the Survival Curve. Journal of Risk and Uncertainty.  2023; 67: 239–269. https://doi.org/10.1007/s11166-023-09406-2

Hu XC, D. Andrews AB. LindstromTA, Bruton LA,  Schaider P, Grandjean R, Lohmann, Carignan CC, Blum A, Balan SA, Higgins C, Sunderland EM. Detection of poly- and perfluoroalkyl Substances (PFASs) in U.S. drinking water linked to industrial sites, military fire training areas and wastewater treatment plants. Environmental Science & Technology Letters. 2016; 3(10): 344-350. https://pubs.acs.org/doi/full/10.1021/acs.estlett.6b00260

Lelieveld J, Evans JS, Fnais M, Giannadaki D, Pozzer A. The contribution of outdoor air pollution sources to premature mortality on a global scale. Nature. 2015; 525:367-371. https://doi.org/10.1038/nature15371

Li M, Thackray CP, Lam VW, Cheung WWL, Sunderland EM.  Global fishing patterns amplify human exposures to methylmercury. PNAS. 2024; 121 (40), e2405898121. https://www.pnas.org/doi/abs/10.1073/pnas.2405898121

Robinson LA and Hammitt JK. Valuing Reductions in Fatal Illness Risks: Implications of Recent Research.  Health Economics. 2016; 25(8): 1039-1052. https://onlinelibrary.wiley.com/doi/10.1002/hec.3214

Robinson LA, Hammitt JK, O’Keeffe L. Valuing Mortality Risk Reductions in Global Benefit-Cost Analysis. Journal of Benefit-Cost Analysis. 2019;10(S1):15-50. https://doi.org/10.1017/bca.2018.26  

Robinson LA, Hammitt JK, Zeckhauser R. Attention to Distribution in U.S. Regulatory Analysis. Review of Environmental Economics and Policy. 2016; 10(2): 308-328. https://www.journals.uchicago.edu/doi/abs/10.1093/reep/rew011

Ruyle BJ, Thackray CP, Butt C, LeBlanc D, Tokranov AK,  Vecitis CD, Sunderland EM. Centurial persistence of forever chemicals at military fire training sites. Environmental Science & Technology. 2023; 57(21), 8096-8106. https://pubs.acs.org/doi/full/10.1021/acs.est.3c00675

von Stackelberg K, Williams PR. Evolving science and practice of risk assessment. Risk Analysis. 2021; 41(4):571-583. https://doi.org/10.1111/risa.13647.

von Stackelberg K, Williams MA, Clough J and MS Johnson. Spatially explicit bioaccumulation modeling in aquatic environments: Results from 2 demonstration sites. Integrated Environmental Assessment and Management, 2017; 13(6): 1023-1037. http://onlinelibrary.wiley.com/wol1/doi/10.1002/ieam.1927/full

von Stackelberg KE, Williams PRD, Sánchez-Triana E. A Systematic Framework for Collecting Site-Specific Sampling and Survey Data to Support Analysis of Health Impacts from Land-Based Pollution in Low and Middle Income Countries. International Journal of Environmental Research and Public Health. 2021; 18(9): 4676. https://doi.org/10.3390/ijerph18094676

 Wiener JB. Learning to Manage the Multi-Risk World. Risk Analysis. 2020 Nov 10; 40: 2137-2143. https://onlinelibrary.wiley.com/doi/abs/10.1111/risa.13629

Wiener JB. The Tragedy of the Uncommons: On the Politics of Apocalypse. Global Policy. 2016 Jun 6; 7: 67-80. http://onlinelibrary.wiley.com/doi/10.1111/1758-5899.12319/abstract .

Wiener JB, Hamilton C.  Interplanetary Risk Regulation.  Chicago Journal of International Law 2025; 26: 73-106.  https://cjil.uchicago.edu/print-archive/interplanetary-risk-regulation

Wiener JB, Swedlow B, Hammitt JK, Rogers MD, Sand PH. Better Ways to Study Regulatory Elephants. European Journal of Risk Regulation. 2013;4(2):311-319. https://doi.org/10.1017/S1867299X00003500