Dr. Rai has more than fifteen years of working experience in the field of Hydrology and Water Resources Engineering. His key specialty areas are: Hydrological & Hydraulic Modelling; Sediment Modelling and Management Planning, Development of Rainfall-Runoff-Erosion Models for small and mid-sized catchments; Integrated Water Resources Planning and Management; Catchment Planning, Diversion Studies; Stormwater Drainage Design and Modelling; Irrigation and Hydropower Planning; and Planning and Evaluation of Irrigation Project. An academician and professional engineer in the Department of Biological and Agricultural Engineering & Zachry Department of Civil Engineering, Texas A and M University, Prof. Singh is a distinguished professor, and Caroline and William N. Lehrer Distinguished Chair in Water Engineering. He has more than 40 years of experience in the field of hydrology and water resources engineering Chief Environment Specialist with more than seventeen years of working experience in the field Environmental impact and management of aquatic and terrestrial biodiversity, environmental and socio-economic impact assessment of water resource projects, water quality assessment and modelling, environmental flow, biodiversity analysis; integrated water resources management, decision support system for water quality and project management. Dr. Alka has been involved in various national and international consultancy projects of varying scope in different roles funded by Central and State Governments, European Union, World Bank, JICA, and Asian Development Bank.