Vapor Technical Program
Get the latest information on new guidance, technology, and solutions on vapor intrusion
Final Program available! View the sessions, presentations, and speakers.
Welcome and Introductory Remarks
Session I - VI Attenuation Factors - A Critical Review
Session II - Innovative VI Investigative Techniques
Session III - The Latest Investigative Tools: Tracers and Indicators (Panel Discussion)
Session IV - Case Studies and Other Lessons Learned
Session V - A Regulator's Perspective (Panel Discussion)
Session VI - The Importance of Sewers as Preferential Pathways
Session VII - All Things PFAS
Session VII - Vapor Intrusion Mitigation
Keynote Presentation: Environmental Exposures to Trichloroethylene (TCE) Do Not Cause Congenital Heart Defects
John M. DeSesso, Ph.D., Fellow ATS, Principal Scientist, Center for Health Sciences, Exponent, Alexandria, VA, and Professor, Biochemistry and Molecular & Cellular Biology, Georgetown University School of Medicine, Washington, DC
Dr. John DeSesso is a Principal Scientist at Exponent, a scientific and engineering consulting company. He has 40+ years of post-doctoral experience specializing in developmental and reproductive toxicology, general toxicology, anatomy, and risk assessment. He has authored 120 papers and chapters, two of which were selected as Outstanding Published Papers Demonstrating an Application of Risk Assessment. He earned his A.B. in chemistry from Hamilton College and his doctorate in Anatomy and Teratology from the Medical College of Virginia (now VCU School of Medicine). He is a Fellow of the Academy of Toxicological Sciences and a Diplomate of the American Board of Forensic Medicine and the American Board of Certification in Homeland Security. He serves on the editorial board for Reproductive Toxicology. At Georgetown University School of Medicine, he has taught embryology, teratology and gross anatomy for over 35 years. As a consultant, he has interacted with the FDA (CDER and CBER) as a faculty member and in support of companies developing new drugs (small molecules and biologics). He also interacts with EPA and assists client companies in the design of experiments to support the safety of their products, by monitoring studies and reviewing/critiquing of CRO reports of the data. He has been honored with numerous teaching awards, including 6 teacher of the year awards from two institutions (Georgetown University and the School of Pharmacy, Medical College of Virginia); the Geza M. Illes award for outstanding teaching in Gross Anatomy; as well as the Edward Carney Distinguished Service Award, the Narsingh Agnish Fellowship, and the Josef Warkany Award and Lecture from the Teratology Society. He is a Past-President of the Teratology Society, MARTA, and the Risk Assessment Specialty Section of the Society of Toxicology.