John Sabol has been participating in (and directing) scientific field investigations since 1969. He has worked in England, Germany, Mexico, and throughout the United States. He has extensive field experience at Gettysburg, and has published a history of the Gettysburg hauntings, Gettysburg Unearthed: The Excavation of a Haunted History. He is a former professor of inter-cultural studies, with 11 years of teaching experience in Mexico. He is the author of two other books, Ghost Excavator and Ghost Culture. He has an M.A. in Cultural Anthropology, and a B.A. in Sociology. He currently resides in Mahanoy City, Pennsylvania with his daughter, Melissa. For more information about his books and investigations, please refer to his websites, www.ghostexcavator.com and http://mysite.verizon.net/vzeoqapc/ghostexcavator.