Ms. Mattuck is an environmental engineer specializing in human health risk assessments; blood lead modeling; geochemical modeling; contaminant fate and transport evaluations for hazardous waste sites; and litigation support for toxic tort, cost allocation, cost recovery, and product liability cases. At Gradient, her responsibilities include conducting and writing human health risk assessments, exposure modeling using analytical exposure models, blood lead modeling, statistical programming, and assisting in preparation of expert reports. In previous consulting positions, she planned and implemented remedial investigations at hazardous waste sites, prepared feasibility studies and environmental permits, and conducted environmental due diligence assessments.