Ryan Thomas, Ph.D.Ryan Thomas, Ph.D. is an Associate and Scientist at GHD based in Niagara Falls, New York. Dr. Thomas leads GHD's North American Emerging Contaminants Work Group that involves driving the overall focus of the group and contributing to the technical knowledge around site characterizations and remediation technologies. Additionally, Ryan is co-lead for the PFAS Fate and Transport Writing Subgroup for the Interstate Technology Regulatory Council (ITRC) PFAS Team. Recently, Ryan was appointed as a Board of Director for the Air and Waste Management Association - Niagara Frontier Section that is a non-profit organization serving members and the public by promoting environmental responsibility and technical leadership.