The author,Dr.P.V.S.Suryanarayana Raju is pediatrician from Andhra Pradesh,India,born on 12th December 1950.He is working on the subject of self-inquiry for the past 30 years.His works include Insights in self-inquiry,The Alpha and Omega of self-inquiry,Commentary on who am i,Know Thyself,Inner conflict leads to outer disorder,Self-inquiry is The Art of Unveiling The Self,From despair to bliss-the message of Bhagavad Gita,The essence of Bhagavad Gita,Self-inquiry in Bhagavad Gita.His books in Telugu which include "Nenevadanu? which is a commentary of him on "who am i" in Telugu,Nija Vicharana and his most recent books in Telugu Vichara Chudamani,and Vichara Chandrodayam mainly deal with the practical aspect of self-inquiry and he explains in them why self-inquiry is a direct and easy way for realizing the Self.