The book on M.N. Roy and Indian Radicalism deals with the life of M.N. Roy. Very few books have alloted M.N. Roy, the place he occupies in Indian Political thought. In the first phase of his life Roy started his career as a radical young boy. In the courts of his sprang he travelled widely, lauding himself in Moscow where he put forwards is view on communicsm, which were in sharp contrasts with the view expressed by Lenin. About Author : The author has been teaching International Politics and Indian Political thought in the University of Allahabad since 1973 and is now Professor of Political Science in the very university. The author holds the charge of head of department since 1999. The work on M.N. Roy is his Pioneer work. Contents : Preface Indian Radicalism: The Ealry Phase (To 1919) M.N. Roy: Early Life and Career The Years of Revolutionary Radicalism The Indian National Movement and Its Radicalization 1927-1934 Roy, the Congress and Socialism Perspectives Appendix -I Appendix-II Bibliography Index