Iason Verginelli is Associate Professor at the University of Rome “Tor Vergata”. He earned his Ph.D. degree in Environmental Engineering in 2012 from the University of “Tor Vergata”. He has project experience in human health risk assessment and the characterization and remediation of contaminated sites. He is the author and developer of the “Risk-net” tool (www.reconnet.net), one of the most widely used software programs at the Italian national scale for the evaluation of soil and groundwater remediation sites. He is a co-author (together with Prof. Yao) of the tools “PVI2D” and “CVI2D” for the evaluation of petroleum and chlorinated vapor intrusion (www.pvitools.net). He participated as a trainer in different classes on risk assessment for second-level Professional Master's Programmes and professional courses of environmental control agencies. Currently, he is working on several projects related to vapor intrusion, including field investigations and model development.