The Islamic Republic of Iran Broadcasting (IRIB; Persian: سازمان صداوسیمای جمهوری اسلامی ایران, Saazmaan-e Sedaavasimaa-ye Jomhoori-ye Eslaami-ye Iran) or Seda va Sima (Persian: صدا و سیمای, 'Voice and Vision') for short, formerly called National Iranian Radio and Television until the Iranian revolution of 1979, is an Iranian state-controlled media corporation that holds a monopoly of domestic radio and television services in Iran. It is also among the largest media organizations in Asia and the Pacific region and a regular member of the Asia-Pacific Broadcasting Union. Its head is appointed directly by the Supreme Leader, Ayatollah Ali Khamenei.
