Computational Chemodynamics - Mathematical Modeling of Environmental and Biological Systems: Multimedia transport, fate and uptake of environmental pollutants; photochemical smog; air toxics; persistent organics; heavy metals ? Physiologically-based pharmacokinetics and inhalation, ingestion and dermal absorption dosimetry ? Computational toxicology and toxicogenomics Environmental and Human Exposure Information Systems Methods: Multidimensional/spatiotemporal data warehousing, mining, and diagnostic analysis via Geographic Information and Database Management Systems ? Multiroute/multipathway modeling of human exposure to toxics ? Enviroinformatics, cheminformatics, and bioinformatics Risk and Uncertainty Analysis Methods: Uncertainty analysis and reduction methods for environmental and occupational health risk assessment

Georgopoulos P.G. (2007-in press). A multiscale approach for assessing the interactions of environmental and biological systems in a holistic health risk assessment framework. Water, Air, and Soil Pollution: Focus

Welsh W.J., Tong W. and Georgopoulos P.G. (2007). Toxicoinformatics: An Introduction. In Computational Toxicology: Risk Assessment for Pharmaceutical and Environmental Chemicals. Ekins, S. (ed.), Wiley: pp.153-182

Georgopoulos P.G. and Lioy P.J. (2006). From theoretical aspects of human exposure and dose assessment to computational model implementation: The modeling environment for total risk studies (MENTOR). Journal of Toxicology and Environmental Health - Part B, Critical Reviews 9(6): 457-483.

Stenchikov G., Lahoti N., Diner D., Kahn R., Lioy P. and Georgopoulos P. (2006). Multiscale plume transport from the collapse of the World Trade Center on September 11, 2001. Environmental Fluid Mechanics 6(5): 425-450

Georgopoulos P.G., Wang S.W., Lioy P.J., Georgopoulos I.G. and Yononne-Lioy M.J. (2006). Assessment of human exposure to copper: A case study using the NHEXAS database. Journal of Exposure Science and Environmental Epidemiology 16: 397-409.

International Society for Environmental Epidemiology (ISEE) Citation of Appreciation (1999) for Leadership, Organization, and Exceptional Effort as Co-Chair of the Organizing Committee for the 1999 Conference

International Society of Exposure Analysis (ISEA) Certificate in Appreciation of Service (1999) as Technical Program Chair of the 1999 Annual Conference

U.S. EPA Certificate of Appreciation (1999) (for Contributions to the Development of Models-3)