The Eagles Encyclopedia: Champions II (Hardcover) (ISBN-13: 9781439927786)

Ray Didinger was a sports columnist for the Philadelphia Bulletin and Philadelphia Daily News. He was named Pennsylvania Sportswriter of the Year five times. He won six Emmy Awards as a writer and producer for NFL Films. He has authored or coauthored a dozen books and was the first print journalist inducted into the Philadelphia Sports Hall of Fame. He was a talk show host on 94WIP Sports Radio and football analyst for NBC Sports Philadelphia. In 1995, he won the Bill Nunn Award for his long and distinguished reporting on professional football and his name was added to the Writers Honor Roll at the Pro Football Hall of Fame in Canton, Ohio.

Robert S. Lyons (1939-2013) was the author of On Any Given Sunday: A Life of Bert Bell and Palestra Pandemonium: A History of the Big Five (both Temple).