Divinia Nolasco Ries is a Toxicology Specialist at the Michigan Department of Environmental Quality (MDEQ) Remediation and Redevelopment Division in Lansing, Michigan. Divinia specializes in toxicological assessments, human health risk evaluations and Part 201 criteria development. Her work involves developing and overseeing the implementation of the Part 201 soil criteria (includes direct contact and ambient air pathways), developing technical support documentation and guidance, staff training and writing of administrative rules, and review of complex site-specific soil contact criteria and proposals. She has worked with RRD since 2005. Divinia has contributed to ITRC as a member of the Risk Assessment, Bioavailability of Contaminants in Soil, and TPH Risk Evaluation teams. Prior to 2005, she worked as a Safety and Environmental Manager with an Indiana RV company and an Environmental Consultant. In the Philippines, she was a Research Specialist for the Department of Science and Technology. She earned a bachelor's degree in Public Health and a Master's of Public Health from the University of the Philippines in Manila, Philippines in 1978 and 1982 respectively, a master's degree in Environmental Science from University of Tsukuba, Ibaraki, Japan in 1990 and a Ph.D. in Toxicology from the University of Kentucky, Lexington, Kentucky in 2005.