Discover the enduring vision of S.R. Ranganathan, the revered pioneer of library science in India. This collection of 20 papers celebrates his 125th anniversary, delving into his foundational contributions to knowledge organization, library classification, and the evolving profession. Explore the revolutionary impact of his Five Laws of Library Science and innovative systems that shaped modern information practices. Essential for library science students, researchers, and professionals in India eager to connect with the heritage of Indian library and information science and the insights of a true visionary.