Jozsef Toth began his study of geophysics in Hungary in the early 1950s, but moved to the University of Utrecht in the Netherlands in 1956 following the Hungarian revolution. He later emigrated to Canada, where he joined the Alberta Research Council in 1960. He shifted the paradigm of strata-bound groundwater flow in drainage basins to cross-formational water movement by two ground-breaking papers in 1962 and 1963 before defending his PhD thesis in Utrecht in 1965, and has contributed fundamental concepts and observations to the role of groundwater as a geologic agent. He joined the University...