Dr Ishan Sharma is a Scientist ‘B’ at the National Institute of Hydrology (NIH), Western Himalayan Regional Centre, Jammu, India. He earned his PhD in Water Resources Development and Management from the Indian Institute of Technology Roorkee in 2023. His doctoral research focused on improving the SCS-CN methodology for rainfall-runoff modelling, with particular emphasis on antecedent moisture conditions, slope effects and design-flood estimation. He leads research on site-suitability mapping for rainwater harvesting and spring rejuvenation in the Tawi Basin. He also contributes to studies on glacier mass balance, snowmelt runoff, rock-glacier water storage and glacial- and landslide-lake outburst flood hazards in Jammu, Kashmir and Ladakh.