NS Rajaram is a Indian mathematician and physicist with a Phd in mathematics with papers on statistics and artificial intelligence. He has written many paradigm changing books namely In search if the real Krishna, Sarasvati river and the Vedic Civilisation and co-authored many books. He is also credited to have worked with professor Jha to decipher the Indus script. More can be read about him on his wikipedia page http://en.wikipedia.org/wiki/N._S._Rajaram