Question: What kind of psychologists study houses with the same defining quality as the psychiatric hospital in the film Grave Encounters?

full_context: Document 1: Bloody Mary (folklore): Bloody Mary is a folklore legend consisting of a ghost, phantom, or spirit conjured to reveal the future. She is said to appear in a mirror when her name is called three times. The Bloody Mary apparition may be benign or malevolent, depending on historic variations of the legend. The Bloody Mary appearances are mostly "witnessed" in group participation play.
Document 2: The Evil Dead: The Evil Dead is a 1981 American supernatural horror film written and directed by Sam Raimi and executive produced by Raimi and Bruce Campbell, who also stars alongside Ellen Sandweiss and Betsy Baker. The film focuses on five college students vacationing in an isolated cabin in a remote wooded area. After they find an audiotape that releases a legion of demons and spirits, members of the group suffer from demonic possession, leading to increasingly gory mayhem. Raimi and the cast produced the short film "Within the Woods" as a "prototype" to build the interest of potential investors, which secured Raimi US$90,000 to produce "The Evil Dead". The film was shot on location in a remote cabin located in Morristown, Tennessee, in a difficult filming process that proved extremely uncomfortable for the majority of the cast and crew.
Document 3: Thirteen Ghosts: Thirteen Ghosts (also known as 13 Ghosts and stylized as THIR13EN Ghosts) is a 2001 Canadian-American supernatural horror film directed by Steve Beck. It is a remake of the 1960 film "13 Ghosts" by William Castle. It follows the remake of another one of Castle's films, "House on Haunted Hill", and was shot entirely around Lower Mainland, British Columbia.
Document 4: InSpectres: InSpectres is a humorous paranormal investigation-themed role-playing game created by Jared Sorensen and independently published by Memento Mori Theatricks.The game's story line follows the player's work in a supernatural investigation and elimination company.
Document 5: Grave Encounters 2: Grave Encounters 2 is a 2012 Canadian-American horror film, directed by John Poliquin, written by The Vicious Brothers and the sequel to the 2011 film "Grave Encounters". It is shot in found footage style like its predecessor and follows a group of devoted fans who break into the same psychiatric hospital to investigate whether the events of the previous film actually happened, quickly becoming the targets of the hospital's malevolent entities. The film was released on iTunes on October 2, 2012 and received a limited theatrical release on October 12, 2012. "Grave Encounters 2" became a commercial success, but was a critical failure.
Document 6: The Blair Witch Project: The Blair Witch Project is a 1999 American psychological horror film written, directed, and edited by Daniel Myrick and Eduardo Sánchez. It tells the fictional story of three student filmmakers (Heather Donahue, Michael C. Williams, and Joshua Leonard) who hike in the Black Hills near Burkittsville, Maryland, in 1994 to film a documentary about a local legend known as the Blair Witch. The three disappear, but their video and sound equipment (along with most of the footage they shot) is discovered a year later; the "recovered footage" is the film the viewer is watching.
Document 7: Spirit possession: Spirit possession is a term for the belief that animas, demons, extraterrestrials, gods, or spirits can take control of a human body. The concept of spirit possession exists in many religions, including Christianity, Buddhism, Haitian Vodou, Wicca, Hinduism, Islam and Southeast Asian and African traditions. In a 1969 study funded by the National Institute of Mental Health, spirit possession beliefs were found to exist in 74% of a sample of 488 societies in all parts of the world. Depending on the cultural context in which it is found, possession may be considered voluntary or involuntary and may be considered to have beneficial or detrimental effects on the host. Within possession cults, the belief that one is possessed by spirits is more common among women than men.
Document 8: The House at Haunted Hill: The House at Haunted Hill is a high-tech haunted attraction at a home in Woodland Hills, California. The attraction, technically a yard haunt, showcases a mixture of age-old tricks such as Pepper's ghost, and advanced special effects and multi-channel audio.
Document 9: Destination Fear: Destination Fear is a Canadian paranormal television series that premiered on May 5, 2012 in Canada. The program features wannabe ghost hunters who visit paranormal hotspots that are reported to be haunted, unaware that they've been set up by their loved ones to experience staged frightening encounters. The show's premiere episode aired in the United States on September 30, 2012 on the Travel Channel at 10:00pm EST.
Document 10: Derren Brown's Ghost Train: Derren Brown's Ghost Train is a dark ride at Thorpe Park in Surrey, England. The attraction incorporates virtual reality, motion simulation and illusions designed in collaboration with British mentalist Derren Brown. It is themed as an abandoned Victorian train depot and is also themed around the health effects and controversy involving fracking. It first opened in July 2016.
Document 11: Grave Encounters: Grave Encounters is a 2011 Canadian supernatural horror film, shot found footage style. The footage follows the crew of a paranormal reality television program who lock themselves in a haunted psychiatric hospital in search of evidence of paranormal activity as they shoot what ends up becoming their final episode.
Document 12: Haunted house: A haunted house or ghosthouse is a house or other building often perceived as being inhabited by disembodied spirits of the deceased who may have been former residents or were familiar with the property. Parapsychologists attribute haunting to the spirits of the dead and the effect of violent or tragic events in the building's past such as murder, accidental death, or suicide. More scientific explanations for the perception that a house is haunted include misinterpreting noises naturally present in structures, waking dreams, suggestibility, and the effect of toxic substances in environments that can cause hallucinations.
Document 13: The Haunted (TV series): The Haunted is an American paranormal television series that premiered on November 22, 2009 on Animal Planet. Produced by Picture Shack Entertainment, the program features ghost stories and paranormal investigations involving animals. It also incorporates actual footage and photographs from the families and paranormal research teams involved.
Document 14: Haunted (Palahniuk novel): Haunted is a 2005 novel by Chuck Palahniuk. The plot is a frame story for a series of 23 short stories, most preceded by a free verse poem. Each story is followed by a chapter of the main narrative, is told by a character in main narrative, and ties back into the main story in some way. Typical of Palahniuk's work, the dominant motifs in "Haunted" are sexual deviance, sexual identity, homosexuality, desperation, social distastefulness, disease, murder, death, and existentialism.
Document 15: The Vicious Brothers: The Vicious Brothers are Canadian-American filmmakers Colin Minihan and Stuart Ortiz. They are best known for writing and directing the cult horror film, "Grave Encounters" and for writing and producing its sequel, "Grave Encounters 2". They also wrote and produced "Extraterrestrial", which Minihan solo directed.
ground_truth: Parapsychologists