Arthur John "A.J." Langguth (July 11, 1933 – September 1, 2014) was an American author, journalist and educator. He was born in Minneapolis, Minnesota. He was Professor Emeritus of the Annenberg School for Communications School of Journalism at the University of Southern California. He graduated from Harvard College (MA, 1955). Langguth was South East Asian correspondent and Saigon bureau chief for "The New York Times" during the Vietnam War. He used the name "Jack Langguth". 