Karunanidhi: The Definitive Biography by Vaasanthi is an authoritative account of the life and legacy of M. Karunanidhi, one of India’s most influential political leaders and five?time Chief Minister of Tamil Nadu. The book traces his journey from a young writer and activist in the Dravidian movement to a towering figure in Indian politics, exploring his contributions to Tamil culture, cinema, and governance, as well as the controversies and challenges that marked his career.