Yasemin Atalay, Ph.D.
Senior Scientist

Dr. Yasemin Atalay is a senior scientist with strong computational skills in modeling fate, transport, bioavailability, and toxicity of contaminants.  She supports NRDA teams with acute and chronic injury assessment calculations.  She is experienced in assessing photo-enhanced toxicity, acute toxicity, droplet toxicity, mixtures toxicity, toxic unit calculations, dispersant effect, and bioavailability of hydrocarbons in water column and other media.  Dr. Atalay is proficient in using data evaluation, visualization, and statistical analysis techniques to effectively communicate complex issues to a variety of audiences.  She has provided statistical data interpretation of large data sets and proposed test optimization procedures for effective cost and accuracy analysis.  She managed the toxicological modeling for chemicals categorized in EPA’s new chemical classifications and provided an assessment for human health risk assessment and toxicity endpoints utilizing quantitative structure-activity relationships (QSARs) and the Organisation for Economic Cooperation and Development (OECD) Toolbox.  Her programming experience includes coding in Visual Basic Applications (VBA), Python, R, and JMP.