                              Claire Baffaut, PhD

Affiliation: Research Hydrologist at the United States Department of Agriculture (USDA) Agricultural Research Service (ARS) Cropping System and Water Quality Research Unit in Columbia, Missouri

Expertise: Hydrology, water quantity and water quality

Education: PhD in Civil Engineering, Department of Hydraulics and Systems, Purdue University, West Lafayette, Indiana; MS in Environment Sciences, Medical and Scientific University of Grenoble, France; BS in Hydraulic Engineering, National Hydraulics Engineering School of Grenoble, France

Experience Summary: Dr. Claire Baffaut is a Research Hydrologist with 25 years of teaching and research on understanding and modeling the biophysical and anthropogenic factors that influence the movement and quality of water from crop fields to water bodies and groundwater. Dr. Baffaut is on the editorial board for the Natural Resources and Environment Section of the Transactions of the American Society of Agricultural and Biological Engineers (ASABE, 2007-2019); the Journal of Soil and Water Conservation (2013-2019) and the International Soil and Water Conservation Research (2018-2019). She has served as invited technical editor for several other journals (Water, Journal of Environmental Quality, Journal of the American Water Resources Association, Catena).

Panel Experience: Dr. Baffaut has previously participated in several peer review panels such as the USDA-Cooperative State Research, Education, and Extension Service (CSREES) panel for the CSREES 406 Integrated Water Quality Program (2007). She has previously served as an ad-hoc reviewer for the United States Civilian Research & Development Foundation (CRDF) Program (2001); USDA National Research Initiative (NRI) Competitive Grants Program (2004), USDA Small and Business Innovation Research (SBIR) Program (2009 and 2010), USDA Hatch Funds individual proposal (2014), Research Manitoba Program (2014), and the Austrian Science Fund (2015).

                            Veronica Berrocal, PhD

Affiliation: Associate Professor, Department of Statistics, University of California, Irvine, California

Expertise: Statistical methods for environmental exposure assessment (e.g., characterize environmental exposure) and effect of environmental exposure on health

Education: PhD in Statistics, University of Washington, Seattle, Washington; MSc in Statistics, Michigan State University, East Lansing, Michigan; Degree of Etudes Approfondis (DEA) en Mathematiques, Universite' "Joseph Fourier", Grenoble now part of Universite' Grenoble Alpes, France; Laurea in Mathematics, University "La Sapienza", Roma, Italy 

Experience Summary: Dr. Veronica Berrocal is an Associate Professor of Statistics at the University of California (UC), Irvine. She joined the Department of Statistics at UC Irvine in the Fall 2019, after having been on the faculty at the University of Michigan in the Department of Biostatistics (first as Assistant Professor, thereafter as Associate Professor; 2010-2019). Dr. Berrocal's research focuses on the development of statistical methods to characterize individuals' exposure to environmental risk factors (e.g., air pollution, weather, climate, built environment, etc.) and in estimating the effect of environmental exposure on health. Because of her research accomplishment in spatial and environmental statistics, Dr. Berrocal received the Early Investigator award from the Section on Statistics and the Environment of the American Statistical Association in 2015. Dr. Berrocal served and is currently serving as Associate Editor for: (i), the Journal of the American Statistical Association (2016-2018), the flagship journal for the American Statistical Association (2016-2018); (ii) the Journal for Agricultural, Biological and Environmental Statistics (2011-2018); (iii) Bayesian Analysis (2018-present). She is currently also a statistical reviewer for JAMA Network Open (2018-present) and Lancet Psychiatry (2019-present).

Panel Experience: Dr. Berrocal has served as an ad-hoc member on the US EPA Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Scientific Advisory Panel three times (2014; 2015; 2017). She has served as an external peer reviewer for the United States Environmental Protection Agency (US EPA) on the "Environmental Relative Moldiness Index (ERMI)" (2016), and on "Significant Impact Levels (SILs) for ozone and fine particle pollution" (2016). Besides these experiences, Dr. Berrocal has served as member on panels reviewing grant applications to National Institutes of Health (NIH) (ad-hoc member of the Biostatistical Methods and Research Design (BMRD) study section, 2017); to National Institutes of Environmental Health Sciences (NIEHS) for superfund centers (2016); the Health Effects Institute (2018); National Science Foundation (NSF) (2019) and the National Aeronautics and Space Administration (NASA) (2019).





                              Terry Councell, MS

Affiliation: Coordinator, Total Diet Study, United States Food and Drug Administration (US FDA), College Park, Maryland

Expertise: Chemistry; hydrogeology

Education: MS in Environmental Science and Policy, The Johns Hopkins University, Baltimore, Maryland; BS in Geology, George Mason University, Fairfax, Virginia

Experience Summary: Terry Councell is a veteran federal employee with 28 years of service in the civil service. He currently is working as Coordinator for the Total Diet Study at the US FDA where he has worked for the past 6 years. He previously worked for the U.S. Department of Agriculture (USDA) from 2002-2014 with the Agricultural Marketing Service's Pesticide Data Program as the Project Officer for the water monitoring project. Terry's work previously focused on the pesticides in municipal water systems and private residential wells. Mr. Councell's work also included drawing samples from surface water resources from municipal systems in raw in-take water as well as treated water ready for distribution analysis for over 200 pesticide residues at part-per-trillion levels. These same samples were also tested for pharmaceutical and personal care products. From 1991-2002, Mr. Councell worked with the U.S. Geological Survey (USGS) as a hydrologist in the Branch of Regional Research, Eastern Region. His work at USGS centered around calculation of recharge rates in the Southern High Plains, diffusion, dispersion, and transport of solutes and contaminants.

Panel Experience: Mr. Councell previously served as a Representative to the US FDA's Codex Committee on Pesticide Residues (2015-2016).  He also served on the Electronic Working Group (EWG) as Acting Chair at the 2016 meeting in Beijing China.  He also chaired the EWG working group in 2015 writing the "Guidelines on Performance Criteria for Methods of Analysis for the Determination of Pesticide Residues in Food and Feed"  CXG -90-2017.












                              Timothy Green, PhD

Affiliation: Research Agricultural Engineer/Hydrologist at the United States Department of Agriculture (USDA), Agricultural Research Service (ARS), Center for Agricultural Resources Research, Fort Collins, Colorado

Expertise: Hydrology; soil physics; watershed modeling; spatial variability and scaling; terrain analysis; sensor technology; climate change and groundwater

Education: PhD and MS in Civil and Environmental Engineering, Hydrology and Environmental Fluid Mechanics, Stanford University, Stanford, California. BS in Civil Engineering, University of Washington, Seattle, Washington

Experience Summary: Dr. Timothy Green is a Research Scientist with over 25 years of experience, including appointments with the United States Geological Service (USGS) Water Resources Division (1992-1994); Commonwealth Scientific and Industrial Research Organisation (CSIRO) Australia Land & Water (1998); USDA Agricultural Research Service (1999-present), and Faculty Affiliate with Colorado State University (1998-present). He is a Fellow of the Soil Science Society of America (SSSA) (2011) and the American Society of Agronomy (ASA) (2012). He previously served as Chair of the Soil Physics & Hydrology division of the Soil Science Society of America (SSSA) (2012); chaired two awards committees for SSSA (2009, 2011), and chaired/organized multiple symposia and special sessions at scientific meetings for the American Geophysical Union, ASA and SSSA (1992-present). Dr. Green has served on editorial boards of the Vadose Zone Journal (2002-2005, 2011-present), Soil Science Society of America Journal (2012-2017), Water (2009-2018), Scientific Reports, Nature Publishing Group (2012-2016), Environmental Modelling & Software (2013-present), and AgriEngineering (2018-present), as well as Guest Editor of 4 special issues. Dr. Green's primary interests include spatial measurement and scaling of soil, water, agrochemicals and landscape properties, agricultural watershed modeling, simulation of groundwater recharge, and assessment of hydrologic impacts of potential climate change. He co-led international efforts in the United Nations Educational, Scientific and Cultural Organization (UNESCO) project Groundwater Resources Assessment under Pressures of Humanity and Climate Change (GRAPHIC, 2004-2013).

Panel Experience: Dr. Green has served as peer reviewer for 47 refereed journals (1995-present). He was an invited panel member for the Soil Moisture Technology Sensing Conference, Honolulu, Hawaii (2007), ad-hoc reviewer of USDA Office of Scientific Quality Review (OSQR) for an ARS National Program Project Plan (2001), expert reviewer of a Department of Energy (DOE) report to the U.S. Congress entitled: "Evaluation of Technical Impact on the Yucca Mountain Project Technical Basis Resulting from Issues Raised by Emails of Former Project Participants" (2006), subject matter expert for Centers for Disease Control and Prevention (CDC) Workshop on Future and Emerging Issues for Private Wells in Baltimore, Maryland (2015), and expert reviewer for the "Paddock to Reef" environmental modeling program to assess potential impacts on the Great Barrier Reef, Queensland, Australia (2019). He has been invited to peer-review multiple grants and reports for National Science Foundation, USDA-CSREES, BARD, NASA, and USGS (1995-2018).


                               Ian Kennedy, PhD

Affiliation: Senior Evaluation Officer, Health Canada, Pest Management Regulatory Agency, Ottawa, Ontario, Canada

Expertise: Regulatory water modelling and environmental fate of pesticides

Education: PhD Soil Science, Cornell University, Ithaca, New York; MS Soil Science, Cornell University, Ithaca, New York; BS Physics, Harvey Mudd College, Claremont, California

Experience Summary: Dr. Ian Kennedy is a Senior Evaluation Officer with Health Canada's Pest Management Regulatory Agency (PMRA). He has 25 years of experience in computer modeling of pesticides in surface water and groundwater and 20 years of experience using such models for pesticide regulation in the United States and Canada. He also works on the development of modeling techniques for calculating potential concentrations of pesticides in drinking water, including the use of Geographic Information System (GIS) in environmental modelling. His interests are in improving environmental modeling within the constraints of available data and regulatory precedent.

Panel Experience: Dr. Kennedy has previously served on the Environmental Protection Agency's Scientific Advisory Panel in the Review of Two-dimensional Exposure Rainfall-Runoff Assessment (TERRA) Watershed  Model and its Use in the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Ecological Risk Assessment for Antimicrobial Uses of Copper in 2011.

                              Rebecca Klaper, PhD
Affiliation: Professor, School of Freshwater Sciences, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin
Expertise: Chemical engineering; ecotoxicology; genomics
Education: PhD in Ecology, University of Georgia, Athens, Georgia; MS in Entomology, Institute of Ecology, University of Georgia, Athens, Georgia.
Experience Summary: Dr. Rebecca Klaper is a Professor at the School of Freshwater Sciences, University of Wisconsin-Milwaukee and the Director of the Great Lakes Genomics Center. Dr. Klaper received her MS in Entomology in 1995 and her Ph.D. in Ecology in 2000 from the Institute of Ecology University of Georgia examining the impacts of chemicals on the population dynamics of insects. Dr. Klaper currently studies the potential impact of emerging contaminants, such as nanoparticles, pharmaceuticals, personal care products and pesticides on aquatic life and how we may design these chemicals to be sustainable and have the least environmental impact. She published some of the first studies on the impacts of nanomaterials on aquatic organisms, describing differences in toxicity among nanomaterials, discussing the possible impacts of surfactants on nanomaterial toxicology. Dr. Klaper is now one of the lead Principle Investigator's for the Center for Sustainable Nanotechnology, a distributed Center of eight universities to evaluate the mechanisms by which nanomaterials may cause toxicity and investigate the potential for principles to use in the design process of these chemicals.
Dr. Klaper received an American Association for the Advancement of Science-Science and Technology Policy Fellowship where she worked in the National Center for Environmental Assessment at the U.S. Environmental Protection Agency (US EPA) evaluating the potential use of genomic technologies in risk assessment. She is also on the editorial board of the Society of Environmental Toxicology and Chemistry (SETAC) journal Environmental Toxicology and Chemistry as well as the American Chemical Society (ACS) journal Chemical Research in Toxicology. Her current research focuses on (1) determining the presence of contaminants in freshwater systems; (2) the impacts of low level chronic exposures of these chemicals to fish and invertebrates in freshwater systems; (3) evaluating the ability of contaminant removal technologies to remove biological impacts of chemicals; (4) methods to quickly assess the potential impacts of a chemical, including genomic technologies; and (5) alternative options for minimizing the impacts of emerging contaminants including chemical redesign and Green Chemistry, altering use and distribution, and evaluating prescription levels for pharmaceuticals. Dr. Klaper's goal is to conduct basic and applied research to inform policy decisions involving freshwater resources.
Panel Experience: Dr. Klaper has served on the Board of Scientific Counselors for the US EPA's Chemical Safety for Sustainability/Human Health Risk Assessment Subcommittee (2014). She has also served on the National Academy of Sciences Panel to Develop a Research Strategy for Environmental, Health, and Safety Aspects of Engineered Nanomaterials (2009-2013). Dr. Klaper previously served as a charter panel member of the Federal Insecticide, Fungicide, and Rodenticide Act Scientific Advisory Panel (2016-2019). 
                              Andrew Miglino, PhD

Affiliation: Physical Scientist, United States Food and Drug Administration (U.S. FDA), Center for Veterinary Drugs, Rockville, Maryland
Expertise: Sorption of chemicals to soil and sediment, environmental fate property (e.g., adsorption coefficients, dissipation, degradation) studies, modeling terrestrial and aquatic fate of chemicals
Education: PhD in Civil and Environmental Engineering from University of Delaware, Newark, Delaware; MS and BS in Civil and Environmental Engineering from Manhattan College, Bronx, New York
Experience Summary: Dr. Andrew Miglino is a Physical Scientist for the U.S. FDA's Center for Veterinary Medicine. He has 5 years of experience evaluating the potential for animal drugs to significantly affect the human environment. His primary research interests are in environmental fate modeling. Specifically, Dr. Miglino develops and implements simple and advanced computational modeling to determine the distribution and loss of chemicals in the environment. For the past 3years (2017-2019), Dr. Miglino has served as a Lead for Risk Assessment subgroup to the FDA-wide Modeling and Simulation Working Group. 

Panel Experience: Dr. Miglino previously served as an ad hoc reviewer for portions of the Organisation for Economic Co-operation and Development (OECD) Guidance Document 23 for Aquatic Toxicity Testing of Difficult Substances and Mixtures (2018).



                               Lisa Nowell, PhD

Affiliation: Research Chemist, United States Geological Survey, Sacramento, California
Expertise: Environmental chemistry; surface water quality; fate and transport of organic contaminants; pesticide mixtures; aquatic life and human health benchmarks for pesticides; sediment contaminants and toxicity; empirical models to predict pesticide occurrence; pesticide toxicity index; ecotoxicology
Education: PhD in Agricultural and Environmental Chemistry, University of California, Davis, Davis, California; MS in Ecology, University of California, Davis, Davis, California 
Experience Summary: Dr. Lisa Nowell is a Research Chemist with the USGS National Water Quality Assessment (NAWQA), working with a multidisciplinary team on regional multi-stressor studies of U.S. streams (2013-present). As a founding member of NAWQA's Pesticide Synthesis project (1991-2013), Dr. Nowell conducted national- and regional-scale assessment of pesticides, and modeled pesticide concentrations in water, sediment and fish. She has worked to develop tools (Health-Based Screening Levels, Pesticide Toxicity Index, and benchmarks in water and sediment) for interpreting pesticide monitoring data. She previously worked for the United States Food and Drug Administration (FDA) (1988-1991) on environmental assessment of FDA-regulated chemicals, conducted post-doctoral research on contaminant oxidation at Eidgenössische Anstalt für Wasserversorgung, Abwasserreinigung und Gewässerschutz (EAWAG) (1986-1987), and was an American Association for the Advancement of Science (AAAS) Fellow in environmental science/engineering at the U.S. Environmental Protection Agency (USEPA) (1985). Dr. Nowell is an Associate Editor of Human and Ecological Risk Assessment: An International Journal (2014-present) and Science Advisor for the California Delta Regional Monitoring Program (2018-present). Dr. Nowell has periodically served as reviewer for AAAS Symposium proposals (2013-2019). Dr. Nowell has reviewed a Deepwater Horizon report (2011) for the interagency Operational Science Advisory Team on oil-related contaminant data and effects. She was a member of the National Target Analyte Strategy work group for U.S. Geological Survey (2010-2013). She has served on multiple USGS workgroups, chairs the Society for Environmental Toxicology and Chemistry (SETAC) Meetings Committee (2017-present), and was Director and Treasurer of SETAC's Northern California chapter (2013-2016). Dr. Nowell previously served on the Human and Ecological Risk Assessment: An International Journal Editorial Board (2011-2014). She has reviewed sediment quality criteria for the State of California (2013). Her research interests include pesticide mixtures, modeling pesticide occurrence, and evaluating effects of contaminants in rivers and streams.

Panel Experience: Dr. Nowell served on the USGS Research Grade Evaluation Panel on Biogeochemistry (2017). 







                              Thomas Potter, PhD

Affiliation: President and Principal Scientist Innovative Systems for Education and Environmental Technology, Valdosta, Georgia 

Expertise: Pesticide chemistry, risk and exposure assessment, environmental fate modeling, pesticide analysis, and water quality

Education: PhD in Environmental Chemistry, University of Massachusetts-Amherst, Amherst, Massachusetts; MS in Soil Chemistry, Cornell University-Ithaca, Ithaca, New York; BS in Chemistry, University of Maine-Orono, Maine

Experience Summary: Dr. Thomas Potter has more than 39 years of experience as a researcher, research manager, teacher, and scientific consultant. This includes 19+ years (1998-2017) with the USDA-Agricultural Research Service (USDA-ARS) Southeast Watershed Laboratory where he led a multidisciplinary team evaluating how conservation practices and agronomic management control the fate and transport of pesticides and other agrochemicals at field, farm, and watershed scales. Currently (2017-present) he is the Principal Scientist and President of Innovative Systems for Education and Environmental Technology (ISET), a consulting group focusing on environmental chemistry, risk assessment, simulation modeling, and on-line education. Dr. Potter was a graduate faculty member (1992-98) at the University of Massachusetts (UMASS) and held adjunct faculty appointments in the UMASS School of Public Health and Entomology Departments. During his career he has authored more than 110 journal publications, book chapters, and government reports and edited 2 books. His research interests include human and ecological risk assessment of pesticides, and their fate and transport modeling and environmental analysis.

Panel Experience: Dr. Potter served as an ad hoc member on 12 U.S. Environmental Protection Agency's Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Science Advisory Panels (1999-2015). His most recent panel service has included: A set of scientific issues being considered by the US EPA regarding development of a spatial aquatic model (SAM) for pesticide risk assessment (2015); A Set of Scientific Issues Being Considered by the US EPA Regarding Integrated Endocrine Bioactivity and Exposure-Based Prioritization and Screening (2014); A Set of Scientific Issues Being Considered by the US EPA Regarding New High Throughput Methods to Estimate Chemical Exposure (2014); A Set of Scientific Issues Being Considered by the US EPA Regarding the Pollinator Risk Assessment Framework (2012); A Set of Scientific Issues Being Considered by the US EPA Regarding the Two-Dimensional Exposure Rainfall-Runoff Assessment (TERRA) Watershed Model and its Use in the FIFRA Ecological Risk Assessment for Antimicrobial Uses of Copper (2011). Dr. Potter was also a US EPA Administrator appointed member and served on the US EPA Endocrine Disruptor Methods Validation Subcommittee for the years of 2001-2003.
                             Kenneth Portier, PhD

Affiliation: Consulting Biostatistician, Athens, Georgia (formerly of the National Cancer Society) 

Expertise: Statistical applications in agriculture, natural resources, environmental sciences and environmental health. More recently providing administrative and statistical support on design and analysis of cross-sectional and longitudinal sample surveys, program evaluations, models of cancer mortality and incidence, text mining and Geographical Information System (GIS) in cancer program planning. Specific expertise in statistical aspects of environmental sampling, toxicology, program evaluation, and geographical information systems 

Education: PhD in Biostatistics and MS in Statistics, University of North Carolina-Chapel Hill, Chapel Hill, North Carolina; BS in Mathematics, Nicholls State University, Thibodaux, Louisiana 

Experience Summary: Dr. Ken Portier has served as Vice President (2015-2017), Managing Director (2010-2015), Director of Statistics (2006-2010), Statistics and Evaluation Center, Intramural Research Department, American Cancer Society (ACS), Atlanta, Georgia. Affiliate Professor of Biostatistics, School of Public Health, Emory University (2006-2017). Assistant Research Scientist (1979-1981), Assistant Professor (1981-1986), Associate Professor (1986-2006), Experiment Station Statistician (1979-2006), Institute of Food and Agricultural Sciences and College of Agriculture, University of Florida, Gainesville. Courtesy faculty (2001-present), Center for Environmental and Human Toxicology, College of Veterinary Medicine, University of Florida, Gainesville.

Dr. Portier's research interests include statistical issues in environmental and human health risk assessment, applied statistical methods, multivariate data analysis, data and text mining, GIS applications in environmental and public health, use of technology in the learning of statistics, survey methodology including data imputation.

Panel Experience: Dr. Portier has participated in over 60 U.S. Environmental Protection Agency (US EPA) FIFRA Scientific Advisory Panel meetings (1999 to 2013) and five EPA Science Advisory Board Review Panels (2012 to 2015). In addition, Dr. Portier served on expert and advisory panels for the National Institutes of Health (NIH); National Institute of Environmental Health Sciences (NIEHS); National Toxicology Program (NTP), and the World Health Organization Food and Agriculture Organization (WHO/FAO). Other panels Dr. Portier has served on include: NIH/NIEHS; Breast Cancer & Environmental Research Coordinating Committee (2010-2012); World Health Organization, Expert Panel, Toxicological and Health Aspects of Bisphenol A (2010); American Statistical Association, Section on Risk (2010); NTP/NIEHS/NIH Board of Scientific Counselors (2007-2009, Chair (2009); NTP/NIEHS/NIH, Center for the Evaluation of Risks to Human Reproduction, Expert Panel (2003 and 2008); Biometric Society (ENAR & WNAR) representative to the Ag and Life Sciences Committee of the American Association for the Advancement of Science (AAAS) (2005-2007). Dr. Portier previously served as Chair for the Chemical Safety Advisory Committee (CSAC) reviewing the Draft Risk Assessment for Work Plan Chemical 1-Bromopropane (2016). Dr. Portier is currently the Chair of the TSCA Science Advisory Committee on Chemicals.

                            John Rodgers, Jr., PhD

Affiliation: Professor of Aquatic Toxicology and Ecotoxicology at Clemson University, Clemson, South Carolina

Expertise: Research on fate and effects of chemicals (including pesticides and complex mixtures) in aquatic ecosystems and exposure modifying factors influencing extant risks, and ecological risk assessment

Education: PhD in Aquatic Ecology and Ecotoxicology, Virginia Polytechnic Institute and State University, Blacksburg, Virginia; MS in Botany and Plant Ecology, Clemson University, Clemson, South Carolina; BS in Botany, Clemson University, Clemson, South Carolina

Experience Summary: Dr. John Rodgers is a Professor of Aquatic Toxicology and Ecotoxicology at Clemson University and Director of the Ecotoxicology Program in the Department of Forestry and Environmental Conservation. In his career of more than 40 years, he served as President of the Society of Environmental Toxicology and Chemistry (2002) and more recently as President of the Aquatic Plant Management Society (2018). He also served on a variety of committees for those scientific organizations (1984-present). His research interests currently are focused on algaecides and herbicides in water resources and relative risks associated with their use for noxious and invasive species. Dr. Rodgers has served on the editorial board and as editor of several scientific journals (e.g. Editorial Board of Environmental Toxicology and Chemistry [1981- 1983]; Associate Editor, Journal of Toxicology and Environmental Health Part B: Critical Reviews (1999-2006).

Panel Experience: Dr. Rodgers was engaged in peer review of the Research Program for Environmental Systems Branch of the U.S. Environmental Protection Agency (1981). He led a peer review of research programs of the Narragansett Bay, Rhode Island; EPA Research Laboratory (1984) and research programs of the Gulf Breeze, Florida; EPA Research Laboratory (1987). He participated as a peer reviewer for the EPA, Framework for Ecological Assessment, Risk Assessment Forum (1992). He was a participant on the Science Advisory Panel (SAP) for the EPA/ SETAC Whole Effluent Toxicity Testing Committee (1998-2004). He was a Consulting Environmental Toxicologist to the EPA, SAP on Problem Formulation and Risk Assessment (2012). In addition, he served as Chair of the Science Advisory Panel for the California Environmental Protection Agency  -  Aquatic Pesticides Committee (2002-2004). Dr. Rodgers has also served on several federal, state and foundation review panels and committees (1978-present).

                                James Sadd, PhD

Affiliation: Professor of Environmental Science, Department of Geology and Environmental Science, Occidental College, Los Angeles, California

Expertise: Geographic Information Systems (GIS), spatial analysis and spatial statistics, quantitative analysis and statistical testing, use of remote sensing geospatial data

Education: MS in Geology, University of Texas, Austin; PhD in Geology, University of South Carolina, Columbia, South Carolina; Post-Doctoral Research Fellow, Marine Science, University of South Carolina, Columbia, South Carolina

Experience Summary: Dr. James Sadd is currently Professor of Environmental Science at Occidental College in Los Angeles, California, with 30 years of experience in teaching and quantitative analytical research using GIS and other geospatial tools. His research focuses on quantitative evaluation of urban environmental problems using spatial analysis and statistical modelling with particular focus on the geography of risk, hazard or exposure, and vulnerability with an emphasis on air and water pollution, climate change impacts, and industrial processes in the context of environmental justice and
equity. He co-developed the Environmental Justice Screening Method for the California Environmental Protection Agency's Air Resources Board, which is used as a research and policy analysis tool by that agency to screen for cumulative exposure and risk levels, as well as individual and community vulnerability metrics, for air and water quality, and climate change impacts.

Panel Experience: Dr. Sadd's experience in an advisory capacity to Federal agencies includes service as an independent advisor to the United States Environmental Protection Agency during the development phase of several of their environmental justice and cumulative impacts screening approaches, including Environmental Justice Strategic Enforcement Assessment Tool (EJSEAT), Census Track Ranking Tool for Environmental Justice (CenRank), EJSCREEN, Conference of Professional Operators for Response Towing (C-PORT). He also served as a review panel member of the EPA's Science Advisory Board for Risk and Technology Review (RTR) Methods Review Panel (2017), and also the EPA Science Advisory Board's Technical Guidance for Assessing Environmental Justice in Regulatory Analysis (2013-2014).













                                       
                               Xuyang Zhang, PhD

Affiliation: Senior Environmental Scientist (Specialist), California Department of Pesticide Regulation, Environmental Monitoring Branch, Sacramento, California

Expertise: Environmental exposure scientist; environmental risk assessor; aquatic modeler; Geographic Information System (GIS) specialist

Education: PhD in Ecology, University of California at Davis, Davis, California

Experience Summary: Dr. Xuyang Zhang is a Senior Environmental Scientist with 15 years of experience in modeling transport and fate of pesticides in water. She has extensive knowledge and experience in environmental exposure and risk assessment pertain to pesticides. She has over 10 years of experience in managing and analyzing environmental monitoring data using GIS and statistics.  Dr. Zhang is a reviewer for many international journals such as Environmental Science & Technology (2010); Environmental Pollution (2014, 2019); The Science of Total Environments (2015); Journal of Environmental Quality (2010, 2011, 2013); Environmental Modelling & Software (2010); Environmental Modeling and Assessment (2010); Journal of American Water Resources Association (2010, 2011), and the American Society of Agricultural and Biological Engineers (ASABE) (2011).

Panel Experience: N/A

