Natalia Achtar-Zadeh is a scientific consultant focused on toxicology, epidemiology, health and environmental risk assessment, industrial hygiene, ecotoxicology, and pathophysiology. Natalia work experience in the histopathologic examination of human lungs and molecular mechanisms of fibrotic and hypersensitive reactions involved in the development of pulmonary disorders and is a published author in peer reviewed manuscripts. She is currently focused on exposure assessment, environmental toxicology, e-cigarettes (vaping), radionuclides, heavy metals, and asbestos. Her current projects involve scientific work related to litigation, characterizing risks posed by chemicals in the environment and workplace, assessing mathematical models for dose-response curves, interpreting toxicological studies, and characterizing risks posed by chemicals in the environment and workplace. She has a M.S. in Toxicology from Colorado State University.