Personal profile
Curriculum
Born 1950
Education
MD, University of Copenhagen, 1974
DMSc, University of Copenhagen, 1979
Employment
Fulbright Senior Scholar, Mount Sinai School of Medicine, New York, 1978-80
Chief, Department of Occupational Medicine, Danish National Institute of Occupational Health, 1980-82
Professor of Environmental Medicine, University of Southern Denmark from 1982
Consultant to the Danish Health and Medicines Authority 1983-2017
Adjunct Professor of Environmental Health and Neurology, Boston University, 1994-2002
Adjunct Professor of Environmental Health, Harvard School of Public Health, 2003-2022
Research Professor, University of Rhode Island, 2022-
Scientific journals, societies and awards
European Editor, Archives of Environmental Health, 1986-1992
Founding Editor, Environmental Health, 2002-
Member, editorial boards of four other journals
Fellow, Collegium Ramazzini, 1987; Council member, 2005-2013
Fellow, American Association for the Advancement of Science, 1994
‘Mercury madness award’ for excellence in science in the public interest, from eight US environmental organizations, 2004
Emeritus Fellow, International Union of Pure and Applied Chemistry, 2009
Honorary Research Award, International Order of Odd Fellows, 2010
Science Communication Award, University of Southern Denmark, 2012
Bernardino Ramazzini Award, 2015
Basic & Clinical Pharmacology & Toxicology Nordic Award, 2015
Margrethegaarden honorary prize, 2016
John R. Goldsmith Award, 2016
Honorary doctorate (dr.h.c.), Katholieke Universiteit Leuven, 2022
Needleman Award in Children’s Environmental Health, 2022
International Francqui Chair, Université Libre de Bruxelles, 2023
Top100Doctor, 2025
Major committees
Chair, International Union of Pure and Applied Chemistry, Commission on Toxicology, 1987-1991
Member, Danish Medical Research Council, 1992-1998
Chair, Research Commission on Non-Ionizing Radiation, 2004-2009
Member, European Food Safety Authority, Panel on Contaminants, 2003-2009
Member of special emphasis panels, National Institutes of Health (USA), 2009-2021
Member of research committee under the Norwegian Research Council, 2009-2015
Member of World Health Organization's European Advisory Committee on Health Research from 2011-2017
Member of the Scientific Committee, European Environment Agency 2012-2020
Institut LUxembourgeois de la Médecine/santé ENvironnementale (ILUMEN): Member, Scientific Council, 2022
Research Interests
Research Profile
Dr. Grandjean is Professor of Environmental Medicine at the University of Southern Denmark, Odense, Denmark and, during 2003-2022, Adjunct Professor of Environmental Health at Harvard School of Public Health, then Research Professor at the University of Phode Island. He also functioned for over 30 years as Consultant to the Danish Health and Medicines Authority. He has also served on editorial boards of several scientific journals and, in 2002, became a founding Editor-in-Chief of "Environmental Health". Most of his peer-reviewed journal publications relate to adverse effects in children exposed to chemical pollutants.
Research information
Environmental epidemiology research with a focus on delayed effects associated with exposures to environmental chemicals, especially during early development.
The main efforts are based on prospective studies of birth cohorts exposed to elevated levels of environmental pollution, especially at the Fare Islands, where the main source of exposure is the traditional diet (pilot whale). The focus is on neurotoxicity, immunotoxicity, endocrine disruption and other adverse effects on growth and development. The research has dealt with (methyl)mercury, but other key pollutants are the perfluorinated compounds, PCBs and endocrine disruptors.
In addition, an important research angle is age-dependent functional decline and degenerative disease of the nervous systen and the cardiovascular system in relation to life-time exposure to mercury and persistent environmental chemicals. Studies in other countries also focus on neurological effects due to arsenic, fluoride and pesticides.
Research in these fields may lead to intervention and prevention - with possible economic consequenses - thereby necessitating consideration of the so-called precautionary principle in interpreting the research results.
Education/Academic qualification
Medicine, MD, Copenhagen University Hospital
Award Date: 31. Jan 1974
Current external positions
Adjunct Professor, University of Rhode Island
2020 → …
Adjunct Professor, Harvard T.H. Chan School of Public Health
1. Jan 2003 → 31. Dec 2022
Keywords
- Prevention and Screening
- environmental epidemiology
- developmental toxicity
Fingerprint
- 1 Similar Researchers
Collaborations and top research areas from the last five years
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The Matthew effect in environmental science publication: A bibliometric analysis of chemical substances in journal articles
Grandjean, P., Eriksen, M. L., Ellegaard, O. & Wallin, J. A., 10. Nov 2011, In: Environmental Health. 10, p. 1-8Research output: Contribution to journal › Journal article › Research › peer-review
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Partition of Environmental Chemicals between Maternal and Fetal Blood and Tissues
Needham, L. L., Grandjean, P., Heinzow, B., Jørgensen, P. J., Nielsen, F., Patterson, D. G., Sjödin, A., Turner, W. E. & Weihe, P., 1. Feb 2011, In: Environmental Science & Technology. 45, 3, p. 1121-1126 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
Open AccessFile485 Downloads (Pure) -
Even low-dose lead exposure is hazardous
Grandjean, P., 11. Sept 2010, In: The Lancet. 376, 9744, p. 855-6 2 p.Research output: Contribution to journal › Journal article › Research
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Adverse effects of methylmercury: environmental health research implications
Grandjean, P., Satoh, H., Murata, K. & Eto, K., 1. Aug 2010, In: Environmental Health Perspectives. 118, 8, p. 1137-45 9 p.Research output: Contribution to journal › Journal article › Research
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An ignored risk factor in toxicology: The total imprecision of exposure assessment
Grandjean, P. & Budtz-Jørgensen, E., 25. Jan 2010, In: Pure and Applied Chemistry. 82, 2, p. 383-391 9 p.Research output: Contribution to journal › Journal article › Research
Activities
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Harvard T.H. Chan School of Public Health
Grandjean, P. (Visiting researcher)
1. Jan 2003 → …Activity: Visiting another research institution
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Environmental Health (Journal)
Grandjean, P. (Editor)
1. Jan 2002 → …Activity: Editorial work and peer review › Editor of research journal › Communication
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Hvordan PFAS påvirker hjernen, hormonerne og immunforsvaret
Grandjean, P. (Guest lecturer)
9. Dec 2025Activity: Talks and presentations › Talks and presentations in private or public companies
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Du er giftig: Når kemien sniger sig ind i vores helbred
Grandjean, P. (Guest lecturer)
20. Oct 2025Activity: Talks and presentations › Talks and presentations in private or public companies
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Du er giftig – og nogen vil skjule det
Grandjean, P. (Guest lecturer)
9. Oct 2025Activity: Talks and presentations › Talks and presentations in private or public companies
Press/Media
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Kviksølv-forurening gør EU's børn milliarder af euro fattigere
07/01/2013
1 item of Media coverage
Press/Media: Press / Media
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Forsker: Mindsk eksponeringen for PFC og red børnevaccinerne
19/04/2013
1 item of Media coverage
Press/Media: Press / Media
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Fremtidens børn bliver dummere, fordi vi forgifter dem
06/06/2013
1 item of Media coverage
Press/Media: Press / Media
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Lejere kan ikke sikre sig selv mod bly i vandrør
06/02/2026
1 Media contribution
Press/Media: Press / Media
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Tyskland kræver blyrør hevet ud af huse nu, fordi vandtest giver upålidelige resultater. Danmark vil fortsat bare måle
27/01/2026
1 Media contribution
Press/Media: Press / Media
Prizes
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International Francqui Chair
Grandjean, P. (Recipient), 6. Feb 2023
Prize: Prizes, scholarships, distinctions
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Needleman Award in Children’s Environmental Health
Grandjean, P. (Recipient), 16. Jun 2022
Prize: Prizes, scholarships, distinctions
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2018 Paper of the Year
Grandjean, P. (Recipient), 12. Jan 2019
Prize: Prizes, scholarships, distinctions
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Teaching & Supervision
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Global Sundhed og Forebyggelse
Grandjean, P., Rasch, V. & Søndergaard Linde, D. 02/05/2019 → 31/12/2022
Course: Teaching and supervision › Teaching
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UPRISE - Global and Environmental Aspects on Neurohealth
Grandjean, P. 18/10/2021 → 18/10/2021
Course: Teaching and supervision › Teaching
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Miljøgifte og din patient
Søndergaard, J., Grandjean, P. & Jensen, T. K. 12/11/2018 → 12/11/2018
Course: Teaching and supervision › Teaching
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From source to dose: Modeling human exposure to poly- and perfluoroalkyl substances
Grandjean, P. 01/09/2016 → 30/03/2018
Course: Teaching and supervision › Supervision