John has been in North Texas for 30 years. His published books include 'Parkland Hospital: Images of America' which details the history of Dallas told through the eyes of Parkland and the UT Southwestern Medical School. Other chapters explore the Kennedy assassination and the rebirth of "Old Parkland". John's other book is 'Grapevine: the stories behind our city streets'. Grapevine tells the history of Grapevine, Texas through exploring the human stories behind the city's street names.