Jason Wells has over 15 years of research and consulting experience in project management and site characterization, specializing in geospatial/spatio-temporal technologies and data management. He has provided technical expertise in site characterization, human health and ecological risk assessment, and ecotoxicology to clients worldwide addressing environmental liability and risk issues associated with contaminated sites, including several large contaminated sediment sites in North America, Europe and the Caribbean. Jason uses his unique background in site characterization, ecological risk assessment, geographic information systems, and database management to develop 3D/4D visualization models and analytical tools to present spatial and temporal distribution of environmental characterization data.