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Presenter Biosketches

Cumulative Risk Assessment Webinar Series

Thomas A. Burke 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.

Ramya Chari 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.

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.

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.

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