Kaushik Sen is one of the signatories to an open letter addressed to PM Narendra Modi sent by 48 known personalities to express their concern over incidents of political lynching across the country. On Thursday, the actor allegedly received death threats, following the letter. Speaking to us, he said, “I have been receiving anonymous calls for years. Such calls particularly increased from 2007. But this is for the first time that I have received a death threat by someone.”