BBC Radio 4 is a British national radio station owned and operated by the BBC. The station replaced the BBC Home Service on 30 September 1967 and broadcasts a wide variety of spoken-word programmes from the BBC's headquarters at Broadcasting House, London. Since 2019, the station controller has been Mohit Bakaya. He replaced Gwyneth Williams, who had been the station controller since 2010.
Radio 4 is broadcast throughout the United Kingdom, the Isle of Man and the Channel Islands on FM, LW and DAB, and on BBC Sounds, it can also be received in the eastern counties of Ireland, northern France and Northern Europe. It is available internationally via the BBC.com website and app. It currently reaches over 9.2 million listeners, making it the UK's second most-popular radio station after BBC Radio 2.