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Cumulative Risk Assessment Webinar Series

George Alexeeff, Ph.D. George Alexeeff, Ph.D.
Office of Environmental Health Hazard Assessment (OEHHA)

George Alexeeff, Ph.D. is the Director of the Office of Environmental Health Hazard Assessment (OEHHA) in the California Environmental Protection Agency. Dr. Alexeeff was appointed by Governor Brown in 2012 and unanimously confirmed by the state Senate in 2013. He oversees a staff that includes 80 scientists in multidisciplinary evaluations of the health impacts of pollutants and toxicants in air, water, soil and other media. Dr. Alexeeff is also an adjunct Professor in the Department of Environmental Toxicology at the University of California, Davis. He earned his Ph.D. in Pharmacology and Toxicology from UC Davis and has been certified as a Diplomat of the American Board of Toxicology, Inc. (DABT) since 1986. He has reviewed more than 140 documents evaluating human epidemiological or animal toxicological evidence for OEHHA or other agencies such as U.S. EPA. Dr. Alexeeff has recently served on three National Academy of Sciences Committees, and is a current member of the U.S. EPA Science Advisory Board's Drinking Water Committee and the U.S. EPA Science Advisory Board's Hydraulic Fracturing Research Plan Panel. His professional activities include: past President of the Northern California Chapter of the Society of Toxicology, past President of the Genetic and Environmental Toxicology Association of Northern California, member of the Society of Toxicology, and charter member of the Society for Risk Analysis.

Sarah Alves, J.D. Sarah Alves, J.D.
ICF International

Sarah Alves is a Manager at ICF International with more than five years of experience in the areas of regulatory law, administrative process, and public policy. Since joining ICF in November 2010, Ms. Alves has served as a consultant providing regulatory support to agencies including the Federal Motor Carrier Safety Administration, U.S. Department of Labor, U.S. Environmental Protection Agency, U.S. Food and Drug Administration’s Center for Tobacco Products, Centers for Disease Control and Prevention, Nuclear Regulatory Commission, U.S. Department of Agriculture, U.S. Department of Justice, U.S. Immigration and Customs Enforcement, and U.S. Department of State. Services provided include legal research relating to regulatory history, statutory authority and the Administrative Procedure Act; drafting and reviewing Federal Register notices, regulatory text, and amendatory instructions; and reviewing regulatory impact analyses; and comment summary and response support. Before joining ICF, Ms. Alves worked for three years as a regulatory attorney at the National Highway Traffic Safety Administration (NHTSA) in the U.S. Department of Transportation. Her principal duties included drafting regulations, Federal Register notices, and interpretations relating to automobile safety standards, fuel economy regulation, and consumer information programs. While at NHTSA, Ms. Alves represented the U.S. government at an international meeting of industry and regulatory groups to establish a global technical safety standard for hydrogen fuel cell vehicles. She also regularly contributed to and reviewed supporting documents such as regulatory impact analyses and National Environmental Policy Act (NEPA) assessments. In her role as lead legal counsel on NHTSA’s environmental impact statements to inform the agency’s fuel economy program, Ms. Alves became highly proficient in analyzing and understanding the complexities of NEPA law and other environmental issues at the intersection of law and science. She brings this experience and expertise to research and analysis of EPA authority to use cumulative risk assessment in environmental decision-making.

Thomas A. Burke Dr. Thomas A. Burke
Associate Dean for Public Health Practice and Training and Professor
The Johns Hopkins Bloomberg School of Public Health

Thomas A. Burke is Associate Dean for Public Health Practice and Training and Professor in The Johns Hopkins Bloomberg School of Public Health, Department of Health Policy and Management, with joint appointments in the Department of Environmental Health Sciences and the School of Medicine Department of Oncology. He is also Director of the Johns Hopkins Risk Sciences and Public Policy Institute. Dr. Burke is Chair of the National Academy of Sciences Committee on Improving Risk Analysis and in 2006 he was named a Fellow of the Society for Risk Analysis. His research interests include environmental epidemiology and surveillance, evaluation of population exposures to environmental pollutants, assessment and communication of environmental risks, and application of epidemiology and health risk assessment to public policy. He was Principal Investigator for the Pew Environmental Health Commission which established the framework for a national approach to environmental public health tracking. He has been awarded the Johns Hopkins Golden Apple Award for excellence in teaching four times.

Before joining the University faculty, Dr. Burke was Deputy Commissioner of Health for the State of New Jersey and Director of Science and Research for the New Jersey Department of Environmental Protection. In New Jersey, he directed initiatives that influenced the development of national programs, such as Superfund, the Safe Drinking Water Act, and the Toxics Release Inventory.

Dr. Burke has served as a member of the National Academy of Sciences Board on Environmental Studies and Toxicology and chaired the NAS Committee on Human Biomonitoring for Environmental Toxicants and Committee on Toxicants and Pathogens in Biosolids Applied to Land. He also served on the NAS Committee on the Toxicological Effects of Methylmercury. In 2003 he was named a lifetime National Associate of the National Academies. He was Inaugural Chair of the Advisory Committee to the Director of the CDC National Center for Environmental Health and a member of the Executive Committee of the EPA Board of Scientific Counselors.

Dr. Burke received his BS from St. Peter's College, his MPH from the University of Texas and his PhD in epidemiology from the University of Pennsylvania.

Peter Calow Dr. Peter Calow
Research Professor
Science and Public Policy
University of Nebraska – Lincoln

Research Professor at the University of Nebraska (Lincoln) USA; having previously had professorial positions at the Universities of Sheffield (UK) and Roskilde (DK).Has also served as Director of Denmark’s Environmental Assessment Institute. Degrees, DSc, PhD and BSc, from the University of Leeds UK – many years ago. Professional activities have focussed on environmental risk assessment and are at the science-policy interface. Has sat on numerous advisory committees involving the UK Government and EU Commission. Has written more than 300 articles (including more than 20 books). Was one of the founding Presidents of the Society of Ecotoxicology and Chemistry ( SETAC) Europe. Received the SETAC Europe Education Award in 2005. Was honoured, by the Queen, with the UK Order of the British Empire in 2000 for services to the environment.

Wenyaw Chan Dr. Wenyaw Chan
Division of Biostatistics
School of Public Health
University of Texas-Health Science Center at Houston

Wenyaw Chan, Ph.D. is currently a Professor of Biostatistics at the School of Public Health, University of Texas-Health Science Center at Houston, where he started his faculty appointment in 1989. Dr. Chan has participated in more than 30 public health research projects including several in environmental health. He has served as a dissertation supervisor for more than two-dozen doctoral students. His methodology research includes design and analysis of longitudinal studies and stochastic models. He has authored or coauthored more than 130 peer-reviewed articles and two textbooks in statistics, medical sciences, or public health. Dr. Chan is currently a member of ASPH/Pfizer Public Health Academy of Distinguished Teachers.

Ramya Chari Dr. Ramya Chari
Associate Policy Researcher
RAND Corporation

Ramya Chari is an associate policy researcher at the RAND Corporation. She has expertise in environmental health risk assessment, environmental epidemiology, and the assessment of population exposure to environmental pollutants. Dr. Chari’s research includes the development of metrics for evaluating cumulative chemical exposures, community-level health assessments of environmental risks, and assessing and measuring emerging environmental threats to national health security. Prior to working at RAND, Dr. Chari received her MPH and PhD from the Johns Hopkins School of Public Health in Baltimore, MD where her dissertation focused on characterizing and measuring disparities in the effects of lead exposure.

Dr. Douglas Crawford-Brown Dr. Douglas Crawford-Brown
Professor and Director
Cambridge Centre for Climate Change Mitigation Research
University of Cambridge

Dr. Crawford-Brown is Director of the Cambridge Centre for Climate Change Mitigation Research at the University of Cambridge, and Emeritus Professor in Environmental Sciences and Policy and Director Emeritus of the Institute for the Environment at the University of North Carolina in the US. He has served on the US National Drinking Water Advisory Committee, Clean Air Scientific Advisory Committee, and National Pollution Prevention and Toxics Advisory Committee; on the US Legislative Commission on Global Climate Change; on the American Water Works Association's Technical Advisory Workgroup for Climate Change; on the European Commission's Panel of Scientific Experts on Risk; on the OFWAT (UK) Regulatory Futures Panel; and on the HM Treasury (UK) Interdependent Infrastructure Expert Panel. He has advised governments and businesses on risk, climate change, sustainability and environmental protection in the U.S., U.K., Germany, Czech Republic, Austria, Japan, Taiwan, Thailand, Abu Dhabi, Brazil, Mexico and France.

David Deganian David Deganian
Visiting Assistant Professor of Law
Barry University School of Law

David Deganian is a Visiting Assistant Professor of Law at Barry University School of Law in Orlando, FL and directs the law school’s Environmental and Earth Law Clinic. David’s work is focused, in part, on the development of laws and policies for the protection of environmental justice communities, as well as the representation of these communities in environmental litigation. He is a graduate of the Georgia State University College of Law and the University of Georgia. The project is the cumulative risk methodology that he and his partner, Nick DiLuzio came up with. He started this "project" of coming up with a methodology while he was an attorney at Greenlaw.

Nick Diluzio Nick Diluzio
Project Manager/GIS Analyst

Nick DiLuzio is a GIS analyst and project manager at NewFields in Atlanta, GA. Nick’s expertise in data management, geographical information systems (GIS), forestry, and environmental management has provided him the opportunity to contribute to diverse projects ranging from contaminant distribution to environmental justice issues. Prior to joining NewFields, Nick earned a B.S. in Biology at Davidson College, and Master’s degrees in both Environmental Management and Forestry from the Nicholas School of the Environment, Duke University as well as earning a Certificate in Geospatial Analysis. He has used his expertise in performing pro bono work for nonprofit environmental organizations and the people they serve.

Elizabeth Doyle Dr. Elizabeth Doyle

Dr. Elizabeth (Beth) Doyle has worked as a risk assessor for 28 years. Prior to coming to EPA in 1989, she worked at the Consumer Product Safety Commission, evaluating the toxicity of fire emissions from burning furniture, and at the Gillette Co., evaluating the safety of new products. She worked as a Toxicologist and Exposure Assessor in the Office of Pesticide Programs at EPA for 14 years before coming to the Office of Water in 2003. During her tenure at EPA, Beth served as one of the authors of the Chemical Mixtures Risk Assessment Guidelines, and has also served as an IRIS Agency reviewer.

Maria Jimenez Maria Jimenez
Research Coordinator for the EPA STAR grant: “Hypertension in Mexican-Americans: Assessing Disparities in Air Pollutant Risks”
University Of Texas School Of Public Health

Maria Jimenez has been has been a strong voice and activist in social justice issues for the last forty-seven years. She has been a community organizer and activist in the Latino community. She has organized several community-based campaigns for social change, provided concrete support to immigrant workers fight for social justice, and voiced immigrant rights concerns in community and political processes already at work locally, nationally and internationally for social justice and change in multiple leadership roles for organizations such as the Immigration Law Enforcement Monitoring Project for the American Friends Service Committee, Mississippi Immigrant Rights Alliance (MIRA), the National Network for Immigrant and Refugee Rights, the Central American Resource Center (CRECEN)/America Para Todos, the Houston Interfaith Worker Justice Center (HIWJ), Alianza Mexicana and Texas Environmental Justice and Advocacy Services (TEJAS). In the last year, she has been a co-participant in efforts to reduce migrant deaths in South Texas with Los Angeles Del Desierto and the Texas Civil Rights Project. In her professional work, she has coordinated and developed programs for the protection, promotion and defense of human rights. In September 2006, she joined the research team directed by Dr. Maria E. Fernandez of the University of Texas School of Public Health that for the first time in Houston's history began to explore the multiple issues faced by day laborers in the city. Currently, she holds a part-time position with the University Of Texas School Of Public Health as Research Coordinator for the study Hypertension in Mexican-Americans: Assessing Disparities in Air Pollutant Risks with Principal Investigator Dr. Elaine Symanski. Jimenez received her Bachelor of Arts degree in Political Science from the University of Houston. Jimenez's work and commitment have been recognized on local and international levels with awards including, but not limited to, the Hall of Fame Award from Hispanic Women in Leadership (1996), Matt Garcia Public Service Award from the Mexican American Legal Defense and Education Fund (1998), Proclamation of 'Maria Jimenez Day' from the City of Houston (2002, 2005, 2010), and the Community Leadership Award from the Houston Peace and Justice Center (2005). Most recently Ms. Jimenez received a Recognition Award from the National Women's Conference of the League of United Latin American Citizens (LULAC) in 2012 and In 2013, she was asked to be a member of the Honorary Committee for the Rothko Chapel 2013 Oscar Romero Human Rights Award.

Dr. Jonathan Levy Dr. Jonathan Levy
Professor and Associate Chair
Department of Environmental Health
Boston University School of Public Health

Jonathan Levy is Professor of Environmental Health in the Department of Environmental Health at the Boston University School of Public Health. Dr. Levy's research focuses on air pollution exposure assessment and health risk assessment, with an emphasis on urban environments, multi-stressor exposure scenarios, and issues of heterogeneity and equity. Recent research projects have included evaluating spatial patterns of air pollution in complex urban terrain; developing methods to quantify the magnitude and distribution of health benefits associated with emission controls for motor vehicles, power plants, and aircraft; using systems science approaches to evaluate the influence of indoor environmental exposures on pediatric asthma in low-income housing, and developing methods for community-based cumulative risk assessment that includes chemical and non-chemical stressors. Dr. Levy has served on multiple national advisory committees, including the National Research Council (NRC) Committee on Improving Risk Analysis Methods used by the U.S. EPA, the NRC Committee on Science for EPA’s Future, and the Advisory Council on Clear Air Compliance Analysis. He was the recipient of the Walter A. Rosenblith New Investigator Award from the Health Effects Institute and the Chauncy Starr Distinguished Young Risk Analyst Award from the Society for Risk Analysis. He received his Sc.D. from the Harvard School of Public Health in Environmental Science and Risk Management, with a B.A. in Applied Mathematics from Harvard College.

Lawrence Martin Lawrence Martin
Science Coordinator
Risk Assessment Forum
U.S. EPA Office of Science Advisor

Lawrence Martin is a biologist at US EPA. He works in the Office of Science Advisor as a science coordinator for the Risk Assessment Forum. Among his principal responsibilities is the management of the Cumulative Risk Assessment Technical Panel, which he has overseen since May, 2010. He is also the RAF staff assigned to the coordinate the RAF Ecological Oversight Committee. His degrees are from East Carolina University and he is presently a PhD candidate in Industrial Ecology at Erasmus University in the Netherlands. He is married, lives in Washington DC, and enjoys whitewater kayaking on the Potomac and fomenting urban energy policy.

Dr. Glenn Suter Dr. Glenn Suter
Science Advisor
National Center for Environmental Assessment
U.S. EPA Office of Research and Development

Glenn W. Suter II is Science Advisor in the U.S. Environmental Protection Agency’s National Center for Environmental Assessment-Cincinnati and Chairman of the Risk Assessment Forum’s Ecological Oversight Committee. He has a Ph.D. in Ecology from the University of California, Davis, and 35 years of professional experience. He is the principal author of three texts in the field of ecological risk assessment, editor of three other books and author of more than two hundred other publications. He is Associate Editor for Ecological Risk of Human and Ecological Risk Assessment, and Assistant Editor for Integrated Environmental Assessment and Management. He has served on the International Institute of Applied Systems Analysis Task Force on Risk and Policy Analysis, the Board of Directors of SETAC, an Expert Panel for the Council on Environmental Quality, the World Health Organization’s technical panel on Integrated Assessment, and the editorial boards of five journals. He is the recipient of numerous awards and honors; most notably, he is an Elected Fellow of the American Association for the Advancement of Science; and he received SETAC’s Global Founder’s Award, their award for career achievement, the Association of Environmental Health and Science’s Lifetime Achievement Award, and the EPA’s Level 1 Scientific and Technical Achievement Award and Gold Medal for Exceptional Service. His research experience includes development and application of methods for ecological risk assessment and ecological epidemiology, development of soil microcosm and fish toxicity tests, and environmental monitoring. He is currently technical lead for the Bristol Bay Watershed Assessment.

Joan Tilghman, J.D. Joan Tilghman, J.D.
Senior Technical Specialist
ICF International

Ms. Tilghman is a Senior Technical Specialist at ICF International, with more than 33 years of experience as an attorney and consultant in providing regulatory support, developing rule implementation outreach documents, and conducting adult learning programs. She has a particular expertise in supporting the implementation of statutory and Executive Branch authorities that affect the Federal regulatory process. Currently, Ms. Tilghman is supporting the Federal Motor Carrier Safety Administration in rulemaking and policy development for motorcoach safety and commercial driver issues, in archival research examining the justifications for long-standing recordkeeping requirements, in analyzing Medical Review Board discussions of FMCSA physical and medical qualification requirements, and in drafting rulemaking documents for the agency’s medical qualification program. Ms. Tilghman has also supported the Centers for Disease Control, Division of Global Migration and Quarantine, in drafting and implementing regulations to prevent the introduction, transmission, or spread of diseases communicable to humans from animals imported into the United States. She supported the Student and Visitor Exchange Program Office in the Department of Homeland Security’s (DHS) Immigration and Customs Enforcement agency in amending DHS requirements for awarding visas to non-immigrant academic, professional, and vocational students who wish to study in the United States. Before coming to ICF International, Ms. Tilghman worked as legal counsel for the United States Coast Guard, the National Highway Traffic Safety Administration, and the Office of the Federal Register. The paper that is the basis for this webinar is a product of research and analysis, in partnership with principal author Sarah Alves, of EPA’s authority to consider cumulative effects and cumulative risks in environmental decision-making, and is one in a series by these authors on the topic.

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