His research interests are in modelling and predicting the variation of environmental properties in space and time with an emphasis on applying this to the domains of soil, agriculture and hydrology. His main teaching is within Data Science-related units including ones in applied statistics, hydrology and GIS. He is an Associate Editor for the European Journal of Soil Science and on the Editorial Board of Geoderma and Pedosphere. Prior to starting work at the University of Sydney in 2007 he held postdoctoral positions at the University of Florida in the USA, Rothamsted Research in the United Kingdom and the University of New South Wales. He completed his PhD in Precision Agriculture in 2002 at the University of Sydney.