Mike Sager (born August 17, 1956) is an American author, journalist, and educator. A former Washington Post staff writer, Rolling Stone contributing editor, and writer at large for GQ, Sager has been a contributing writer for Esquire for more than three decades. In 2010 he received the American Society of Magazine Editors' National Magazine award for profile writing for his story "The Man Who Never Was," which appeared in Esquire. He is the author of more than a dozen books, and has served as an editor on several journalism text books. Sager has read and lectured at American schools of journalism. In 2012 he founded The Sager Group LLC, a content brand with a variety of functions ranging from publishing to film making, to general marketing.