David Smyth received his B.Sc. (Earth Sciences, 1979) and M.Sc (Hydrogeology, 1981) from the University of Waterloo. Between 1981 and 1987, he worked as a hydrogeologist in the Toronto area for an international geotechnical and environmental consulting firm. Since 1988, he has worked at the University of Waterloo, first as Manager of Waterloo Centre for Groundwater Research, then as Manager of the University Consortium Solvents-in-Groundwater Research Program until 1998 and recently as a Research Hydrogeologist. He currently works under the direction of Dr. David Blowes on a wide range of projects related to the in situ remediation of metals and inorganic contaminants in groundwater using permeable reactive barriers. He has participated in activities of the RTDF and ITRC permeable reactive barrier teams since the mid-1990s.