A seminar on methylmercury exposure issues was hosted for over 20 public interest NGOs was held Dec.3rd at Pew Charitable Trusts in Washington, D.C.,organized by Dr. Ned Groth and MPP Director Bender (reporting.) The meeting report is available here. During the morning, we were updated on recent research, including: 1) Recent Epidemiological Evidence and Evolving Perspectives on Benefits and Risks, by Ned Groth, PhD, Independent Consultant, (see also report); 2) Potential benefits and harm of fish consumption,By Emily Oken, MD, MPH, Department of Population Medicine, Harvard Medical School, 3) Recent Advances in Databases on Mercury in Fish, by Tim Fitzgerald, PhD, Environmental Defense Fund. The afternoon session included presentations by federal agency officials: 1) Qualitative Modeling of Benefits and Risks and Implications for Risk Management for Mercury Exposure from Commercially-Caught Fish, by Philip Spiller, Senior Advisor, FDA/CFSAN, 2) Review and Update of the Reference Doses for inorganic Hg and methylmercury, by Samantha Jones, PhD, Associate Director for Science, IRIS Program, US EPA. 3) Update of the Dietary Guidelines for Americans, by Stephanie Goodwin, PhD, Office of Disease Prevention and Health Promotion, US DHHS.