Dr. W. Joseph Campbell is a professor in American University's School of Communication's Communication Studies program. He joined the AU faculty in 1997, after some 20 years as a professional journalist. Assignments in his award-winning journalism career took him across North America to Europe, West Africa, and parts of Asia. Campbell is the author of seven books, including most recently "Lost in a Gallup: Polling Failure in U.S. Presidential Elections." The book addresses prominent cases in which opinion polls misfired from 1936 to 2016.