Dali Naidu Arnepall is a Professor of the Department of Civil Engineering at IIT Madras. His research interests are Biogeotechnics for cleanup of the environment; Geomaterials stabilization using chemical, biopolymer, electrokinetic and biological processes; Geological sequestration of greenhouse gases; Design of barrier and buffer systems for hazardous waste disposal; Unsaturated Behaviour of Geosynthetic Clay Liners (GCLs) and Compacted Clay Liners (CCLs). Before joining IIT Madras, he worked with Prof. R. Kerry Rowe’s research group at Geo-Engineering Centre, Queen’s University, Ontario, Canada, for three years. Dr. Arnepalli has authored about 80 technical research publications in peer-reviewed national, international journals and conferences, and an active reviewer for peer-reviewed national and international journals.