Ed and Lorraine Warren were pseudoscience believers.
Ed and Lorraine Warren . Edward was a World War II United States Navy veteran and former police officer who became a self-taught and self-professed demonologist , author , and lecturer . Lorraine professes to be clairvoyant and a light trance medium who worked closely with her husband . In 1952 , the Warrens founded the New England Society for Psychic Research , the oldest ghost hunting group in New England . They authored numerous books about the paranormal and about their private investigations into various reports of paranormal activity . Skeptical investigators Joe Nickell and Ben Radford concluded that the more famous hauntings , Amityville and the Snedeker 's , did not happen and had been `` invented '' .