premise: Mani Ratnam is given credit by many people for changing the profile of Indian cinema.
hypothesis: Gopala Ratnam Subramaniam ( born 2 June 1955 ) , commonly known by his screen name Mani Ratnam , is an Indian film director , screenwriter , and producer who predominantly works in Tamil cinema . Cited by the media as one of India 's influential filmmakers , Mani Ratnam is widely credited with revolutionising the Tamil film industry and altering the profile of Indian cinema . Mani Ratnam is an Indian filmmaker who works predominantly in Tamil cinema .