Thomas E. McKone is a senior staff scientist and Deputy Head of the Energy Analysis and Environmental Impacts Department at the Lawrence Berkeley National Laboratory (LBNL) and an Adjunct Professor of Environmental Health Sciences at the University of California, Berkeley School of Public Health. His research focuses on the development, use, and evaluation of models and data for human health and ecological risk assessments and the health and environmental impacts of energy, industrial, and agricultural systems. His most significant research achievement in the area of environmental modeling involves the development of the CalTOX risk assessment framework for the California Department of Toxic Substances Control. The model has attracted much attention in the regulatory, academic, environmental and LCA communities. It is one of the prototype models for USEtox. Thomas E. McKone has served on the US EPA Science Advisory Board, worked with several World Health Organization committees, and has been a member of numerous National Academy of Sciences committees. He is a fellow of the Society for Risk Analysis and a former president of the International Society of Exposure Science (ISES). He earned his Ph.D. in engineering from the University of California, Los Angeles.