This book offers a unique account on the life and works of Srinivasa Ramanujanoften hailed as the greatest natural mathematical genius. Sharing valuable insights into the many stages of Ramanujans life, this book provides glimpses into his prolific research on highly composite numbers, partitions, continued fractions, mock theta functions, arithmetic, and hypergeometric functions which led the author to discover a new summation theorem. It also includes the list of Ramanujans collected papers, letters and other material present at the Wren Library, Trinity College in Cambridge, UK. This book is a valuable resource for all readers interested in Ramanujans life, work and indelible contributions to mathematics.