This book presents the historical account of its teachers. To make the reading easy and intelligible its technical terms are explained. The book also explains how Pratyabhijna system was formulated and developed by the great teachers. It contain also essence of Ksemaraja's book Pratyabhijna-hrdaya which explains both the philiosophy and ways of Siva realisation and even a layman can understand what Pratyabhijna is. The book also presents a brief survey of the argument and explains the relevance of Pratyabhijna. The book contains a glossary of technical terms and bibliography to make the reading comprehensive.