Raveendra Kumar Rai is a engineering graduate from College of Agricultural Engineering, JNKVV, Jabalpur and masters from GBPUA&T, Pantnagar. He received his Ph.D. in Hydrology from Indian Institute of Technology, Roorkee. Dr. Rai is the founder of WEES Engineering Solutions Pvt. Ltd., Udaipur, Rajasthan, India. He also works as a freelance consultant for companies such as AECOM, C2S2, ARKITECHNO, etc. He has 20 years of working experience in the field of Hydrology and Water Resources Engineering. He has served as a hydrologist in State Water Resources Agency of the Uttar Pradesh Irrigation Department, and later during 2008–2016, he also served DHI (India) Water & Environment Pvt. Ltd. at various positions including senior hydrologist, Principal Water Resources Engineer, Chief Engineer-Hydrology & Head of Department-Water Resources. His key specialty areas include hydrological and hydraulic modeling; sediment modeling 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 modeling; irrigation and hydropower planning; real-time flood forecasting; and planning and evaluation of irrigation project. He has been involved in various national and international consultancy projects of varied scope with different roles funded by Central and State Governments, the European Union, World Bank, JICA, Asian Development Bank (ADB), etc. He has been a team leader for various consultancy projects like Benchmarking and Water Auditing of 20 major and medium irrigation projects of Water Resources Department, Rajasthan; and various reservoir sedimentation and hydrological studies, including the development of flood forecasting system for the Damodar River basin, etc. He has been a key professional and hydrologist for the development of Kosi Flood Forecasting System (Kosi-FFEWS) and Ganga-EFEWS funded by World Bank. He has authored more than 30 technical papers and five books in the field of hydrology and water resources published by peer‑reviewed international publishers.Chandra S. P. Ojha (1962‑), Ph.D. (Imperial College, London), has been Institute Chair Professor since 2018 in the Civil Engineering Department at Indian Institute of Technology (IIT), Roorkee. He has more than 39 years of teaching and research experience at the University of Roorkee/IIT Roorkee. He was Head, Civil Engineering Department at IIT Roorkee (April 2015–March 2019). He was a Curtis Visiting Professor at Purdue University, USA in 2012 and an Adjunct Professor at the University of Missouri, Columbia, USA from 2018 to 2020. He has more than 300 peer-reviewed journal articles. He has also supervised 60 Ph.D. students and executed more than 100 research and consultancy projects. He has co-authored/co-edited 12 books. He has been a recipient of ASCE research paper awards in 2001, 2009, 2010, 2013, 2018, and 2022; ASCE state of Award in Civil Engineering in 2014 and Visiting Fellowship of ASCE in 2010. He is a recipient of Alexander Von Humboldt Fellowship from AvH Foundation, Germany; JSPS Fellowship from Japan, STINT Fellowship from Sweden, Distinguished Visiting Fellowship of Royal Academy of Engineering, UK, Commonwealth Research Scholarship from Association of Commonwealth Universities. He is Fellow of ASCE since 2017 and Fellow of INAE since 2020.Vijay P. Singh is a Distinguished Professor, a Regents Professor, and the inaugural holder of the Caroline and William N. Lehrer Distinguished Chair in Water Engineering at Texas A&M University, USA. He received his B.Sc. & Tech., M.S., Ph.D., and D.Sc. degrees, all in Engineering. He is a registered professional engineer, a registered professional hydrologist, and a Board Certified Water Resources Engineer (Hon.) of ASCE-AAWRE. He is a member of National Academy of Engineering (NAE), an Academician of Georgia Fazisi Academy, a member of European Academy of Sciences and Arts, and a fellow/member of 12 other international science/engineering academies. He is a Distinguished Member of ASCE, an Honorary Distinguished Member of IWRA, a Distinguished Fellow of AGGS, an Honorary Member of AWRA, and a Fellow of AGU, EWRI, ASCE, IAH, ISAE, IWRS, and IASWC. He has published extensively in the areas of hydrology, irrigation engineering, hydraulics, groundwater, hydraulic geometry, water quality, food-water-energy-environment nexus, water resources, entropy theory, copula theory, and climate change impacts with more than 1590 refereed journal articles, 40 books, 95 edited reference books, as well as the Handbook of Applied Hydrology and Encyclopedia of Snow, Ice and Glaciers, 130 book chapters, and 330 conference papers. His Google Scholar citations are more than 106,000, with an h-index of 136 and an I10-index of 12760.

• Water Resources Engineering and Modeling. Hydrologic Elements and Water Balance. Precipitation. Evaporation and Evapotranspiration. Infiltration Methods and Rainfall Excess. Rainfall-Runoff Analysis: Design Flood Estimation. Rainfall-Runoff Analysis: Design Flood Estimation. Precipitation – Runoff Analysis: Surface Water Assessment. Reservoir Routing. Channel Routing. Groundwater Flow Hydraulics and Assessment. Statistical Methods. Time Series Analysis and Synthetic Data Generation. Optimization Techniques in Water Resources. Reservoir Planning and Operation. Reservoir Sedimentation and Management. Dam Break and GLOF Modeling. Irrigation Planning. Hydropower Planning.