Christopher Eric Hitchens (born April 13, 1949) was a British-American author, journalist, and literary critic. He was a columnist at Vanity Fair, The Atlantic, The Nation, Slate, and Free Inquiry. Hitchens is known for his atheism and anti-theism and was a firm believer in the Enlightenment values of secularism, humanism, and reason. Hitchens became a United States citizen on his 58th birthday, April 13, 2007.