Dr. B. Sutradhar is the Librarian of the Central Library at the Indian Institute of Technology Kharagpur and Joint Principal Investigator of the National Digital Library of India (NDLI). With extensive expertise in library and information science, digital resource management, and knowledge dissemination, he has played a pivotal role in transforming traditional libraries into modern digital learning spaces. At IIT Kharagpur, he has been instrumental in strengthening library services, research support, and technology-driven access to resources. Through his leadership in NDLI, Dr. Sutradhar contributes to building a comprehensive digital knowledge repository, fostering inclusive access to education and research nationwide.