KATHLEEN M. THIESSEN, PhD, is a senior scientist at Oak Ridge Center for Risk Analysis, Inc. in Tennessee. From 2003 – 2006, Dr. Thiessen served as a member of the Committee on Fluoride in Drinking Water for the National Research Council of the National Academies. She has extensive experience evaluating exposures, doses, and risks to human health from environmental contaminants and in the use of uncertainty analysis for environmental and health risk assessment. Dr. Thiessen has led a working group on dose reconstruction for the International Atomic Energy Agency’s Biosphere Modeling and Assessment Methods program. She received her PhD in genetics from the University of Tennessee-Oak Ridge Graduate School of Biomedical Sciences.
May 5, 2015. Comments on the HHS recommendation released April 27, 2015 (Public Health Reports, July-August 2015, Vol. 130).
March 2015. Ko L, Thiessen KM. A critique of recent economic evaluations of community water fluoridation. International Journal of Occupational and Environmental Health, 21(2):91-120.
April 29, 2014. Affidavit concerning the health effects associated with water fluoridation in connection with the Region of Peel’s reconsideration of its water fluoridation policies. Attached to attorney Nader Hasan’ Legal Arguments Against Artificial Water Fluoridation (June 23, 2014).
April 19, 2011. Comments on EPA’s Fluoride Risk Assessment and Relative Source Contribution Documents. Prepared for the U.S. Environmental Protection Agency at the request of the International Academy of Oral Medicine and Toxicology.
February 14, 2011. Comments on Recommendation for Fluoride Concentration in Drinking Water for Prevention of Dental Caries, submitted to the Department of Health and Human Services (Federal Register, January 13, 2011).
May 27, 2010. Comments on the Need for Revision of the National Primary Drinking Water Regulations (NPDWR) for Fluoride submitted to US EPA, in response to its March 29, 2010, request for public comments (Federal Register, March 29, 2010).
November 27, 2009. Responses to Health Canada report: Fluoride in Drinking Water. Document for public comment.
May 5, 2009. Comments on the Prioritization of Chemicals for Carcinogen Identification Committee Review, Proposed Chemicals for Committee Consideration and Consultation, submitted to the California Environmental Protection Agency’s Office of Environmental Health Hazard Assessment in response to the March 5, 2009, request for comments.
February 20, 2009. Submission to the Agency for Toxic Substances and Disease Registry on the Public Health Assessment for K-25 and S-50 Uranium Fluoride Releases, Oak Ridge Reservation (USDOE) in Oak Ridge, Roane County, Tennessee (Assessment).
2008. DVD: Fluoride Risks for Kidney Patients
August 20, 2007. Adverse Health Effects from Fluoride in Drinking Water. Comments to the Water Quality and Operations Committee, Metropolitan Water District, Los Angeles, California.
August 2006. Comments in response for a Stay of Tolerances for Sulfuryl Fluoride submitted to US EPA, Office of Pesticides, Re: Dockets EPA-HQ-OPP-2005-0174 and EPA-HQ-OPP-2003-0373 (Federal Register, July 6, 2006).
July 29, 2006, Transcript of an Interview with Kathleen Thiessen with Michael Connett of Fluoride Action Network.
July 29, 2006. Power-point presentation to the 2nd Citizens’ Conference on Fluoride at St. Lawrence University, Canton NY, sponsored by Fluoride Action Network.
May 2, 2006. Letter on the relevance of the NRC 2006 report, sent to Daniel O. Stockin, MPH, Senior Operations Officer, The Lillie Center, Inc., Brentwood, TN 37024
March 2006. Co-author, Fluoride in Drinking Water: A Scientific Review of EPA’s Standards, published by the National Research Council of the National Academies.