In an open letter to fans of Pawan Kalyan, Prof K Nageshwar said that fans have posted abusive comments on his analysis about power star. He stated that Pawan Kalyan will agree with his views. Nageshwar said that he invites constructive criticism on his analysis but not abusive language from fans. Pawan Kalyan will not tolerate the abusive behaviour of fans, he said and mentioned that he deleted comments which were posted commenting Pawan Kalyan. K Nageshwar is working as Professor in OU Journalism department and is former editor of The Hans India.