This book looks into the formation and growth of The Poeple's Science Movements (PSMs) in India. It traces in details the history of Kerala Sashtra Sahithya Parishath and critically evaluates its activities for the past five decades. The book also includes the papers presented at the 13th AIPSC held at Thrissur in 2010. It forms the basis for the continuation of the discussion on the role of science for social revolution.