William James O’Reilly, Jr. – born September 10, 1949 – known as Bill O’Reilly, is an American television host, author, historian, journalist, syndicated columnist, and political commentator.
He is a former host of the political commentary program The O’Reilly Factor on the Fox News Channel. During the late 1970s and 1980s, he worked as a news reporter for various local television stations in the United States and eventually for CBS News and ABC News. From 1989 to 1995, he was anchor of the news magazine program Inside Edition.
O’Reilly is widely considered a conservative commentator, though some of his positions diverge from conservative orthodoxy.
O’Reilly is registered as a member of the Independence Party of New York, and was formerly registered as a Republican and characterizes himself as a “traditionalist.”
O’Reilly is the author of over a dozen books, and hosted The Radio Factor until early 2009.