Scholarly articles, essays, and/or reference guides germane to selected paranormal subjects. For a descriptive list of these resources, see below.

  • Affiliations

    about ppi affiliates iconPacific Paranormal Investigations proudly shares organizational national and international ties with many other paranormal research groups, services, and investigation networks....

  • Big, Scary Mess

    In "Big, Scary Mess: Clutter and Its Connection To Paranormal Phenomena," we take a nonjudgmental look at the role of clutter in the claims of the paranormal, addressing the really messy business of sorting out a haunted psyche from a haunted house. It's a delicate problem, and not always just a simple matter of impugning someone's housekeeping skills.

  • Elemental Haunting

    PPI Investigator Debra Page, a specialist in world religions, discusses one of the rarer forms paranormal phenomena in "Elemental Haunting: An Overview for the Paranormal Researcher." 

  • EVP: Acoustic Energy or Psychic Imprinting?

    The subject of Electronic Voice Phenomena or EVP has provided some of the most compelling evidence of paranormal activity ever captured. But the most intriguing characteristic of Electronic Voice Phenomena is that anyone with a quality recorder can capture it; the phenomena is available to any one willing to spend the time to investigate and carefully analyze their recordings.Read More

  • EVP: Infrasound, Ultrasound or Something Else?

    Over the years there has been a lot of debate regarding the nature of Electronic Voice Phenomena or EVP. One prevailing idea is that EVP is composed of either ultrasonic or infrasonic sound waves, and that is the reason why investigators are unable to hear EVP at the time of capture. Although this is an elegant idea, it is unlikely because it defies the basic understandings of acoustic energy.

  • Frank's Spirit Box

    Guest writer Dan Scott, an amateur ham radio operator and founder of SanDiegoHaunted.com, offers an informed and practical review of the controversial Frank's Spirit Box. 

  • Geiger Counters in Paranormal Investigations

    The idea of documenting environmental fluctuations at alleged haunted locations dates back to at least the 1930's, when serious paranormal investigators like Harry Price began applying the principals of scientific method to spontaneous paranormal investigations in the field. Price standardized the practice of environmental monitoring during his famous investigation of Borley Rectory, and his methodologies proved so compelling they are still used in the field today.

  • Glossary of Paranormal Terms

    client resources glossary iconThe technical side to paranormal investigating can be confusing, and different philosophies about the paranormal can lead to radically different approaches in the field....

     

  • Intelligent Haunts: You’re Not Alone

    Of the three most commonly reported types of haunting phenomena, the intelligent haunt is by far the most intriguing. Reports of intelligent haunts have been recorded for thousands of years by every culture around the world. Are there common threads of truth that bind these reports together?

  • Journaling Paranormal Activity

    client resources journaling iconFor our clients' benefit, a journaling resource (to log witnessed occurrences of paranormal activity prior to an investigation) is available as a free-of-charge PDF download andincludes sample journal entries....

  • Ouija Boards: A History

    I remember I was about six when my 16-year- old sister had several of her girlfriends at our home for a slumber party. I was not interested in girls yet so the night was extremely uneventful for me. At least most of the night was uneventful. The only interesting part of that night came late in the evening when I heard loud screaming coming from inside her bedroom. Then her bedroom door flew open with such force that it sucked the air out of the hallway where I was....

  • PPI Podcast #11: Whaley House June Reading Interview #2

    podcast june reading iconTravel back in time through the PPI audio archives for the second of a series of a special interviews with June Reading, Director and Curator of the Whaley House Museum in Old Town San Diego, CA. June shares her personal experiences at the Whaley House with PPI Investigator Brian Miller during a busy winter afternoon at the museum.

    Recorded 1982

    Length: 00:36:33


     

  • PPI Podcast #12: Halloween Night (2011)

    podcast halloween iconWe join members of Pacific Paranormal Investigations during a fireside chat on Halloween Night. Karl Sherlock, Brian Miller, Debra Page and Larry Page discuss the origin of Jack-O-Lanterns, animal ghosts and the state of paranormal reality television in a casual and spontaneous conversation.

    Recorded: October 31, 2011

    Length: 00:22:53


     

  • PPI Podcast #13: Turn of the Screw - After Show Discussion (2012)

    podcast henry james icon Join Pacific Paranormal Investigations and Savannah Sincoff,LCSW, for a lively discussion following the Intrepid Shakespeare Company's production of The Turn of the Screw, adapted by Jeffrey Hatcher from the novella by Henry James. PPI and Savannah Sincoff disect the story and characters of The Turn of the Screw as if it were a modern day paranormal investigation. Moderated by Tom Hall.

    Recorded April 15, 2012 at the Performing Arts Center of theSan Dieguito Academy, Encinitas, CA

    Length: 00:45:18


     

  • PPI Podcast #14: Edwin Becker Interview (2012)

    Wpodcast edwin becker icone join members of Pacific Paranormal Investigations Jason Sieckman, Karl Sherlock, Debra Page, Tim Mountain and Brian Miller as they interview Edwin Becker, author of TrueHaunting,a first person account of he and his wife Marcia's personal experiences living in a haunted apartment building they bought in Chicago, Illinois in 1970

    Recorded: December 9, 2012

    Length: 01:06:52


     

  • PPI Podcast #15: Halloween Night (2012)

    podcast halloween iconWe join members of Pacific Paranormal Investigations during their fifth annual fireside chat on Halloween Night. Karl Sherlock, Brian Miller, Tim Mountain, Debra Page, Larry Page and Tracy Evans discuss children and the paranormal and the nature of EVP in a spontaneous conversation.

    Recorded October 31, 2012

    Length: 01:08:35


     

  • PPI Podcast #2: Investigative Techniques (2009)

    podcast investigative technique iconPart 1 of PPI's presentation: Science and Beyond- An Educated Look at Ghost Hunting, is entitled Investigative Techniques. Presented by PPI Investigator and Case Manager Jason Sieckman.

    Recorded March 21, 2009 at Grossmont College, El Cajon, CA

    Length: 00:17:12


     

  • PPI Podcast #4: Critical Thinking (2009)

    podcast logic crit thinking iconPart 3 of PPI's presentation: Science and Beyond - An Educated Look at Ghost Hunting, is entitled Critical Thinking and Logic. Presented by PPI President and Co-Director Karl Sherlock.

    Recorded March 21, 2009 at Grossmont College, El Cajon, California

    Length: 00:17:04


     

  • PPI Podcast #5: Halloween Night (2009)

    podcast halloween iconWe join members of Pacific Paranormal Investigations during a fireside chat on Halloween Night. Brian Miller, Brian Johnson, Tim Mountain and TAPS West Coast Case Manager Tracy Evans discuss all things paranormal in a casual and spontaneous manner.

    Recorded October 31, 2009.

    Length: 00:32:51


     

  • PPI Podcast #6: Whaley House June Reading Interview #1

    podcast whaley house iconTravel back in time through the PPI audio archives for the first of a series of a special interviews with June Reading, Director and Curator of the Whaley House Museum in Old Town San Diego. June Reading and Anita Kerwin share their personal experiences at the Whaley House with PPI Investigator Brian Miller during a busy winter afternoon at the museum.

    Recorded January 7, 1982

    Length: 00:25:34


     

  • PPI Podcast #7: Halloween Night (2010)

    podcast halloween iconWe join members of Pacific Paranormal Investigations during a fireside chat on Halloween Night. Karl Sherlock, Brian Miller, Tim Mountain, Lillie Chase, Gary Eidsmoe, Debra Page, Larry Page and Alexis Miller discuss all things paranormal in a casual and spontaneous manner.

    Recorded October 31, 2010

    Length: 00:49:03


     

  • Recommended Reading

    client resources reading iconA list of recommended books, with links to available on-line booksellers

  • Residual Haunts

    In "Residual Haunts: Why Is This Happening Again & Again?" Tim Mountain reviews the basics of a certain classification of paranormal activity: the recurrent haint, also known as a residual haunting, 

  • Spooking Yourself: Confirmation Bias...

    In "Spooking Yourself: Confirmation Bias, Consensus Building, and Household Myth-Making," Karl Sherlock explains one of the most frequent pitfalls in claiming to witness paranormal activity, and warns against two of the most common behaviors that result from it, manufacturing consensus and collaborating on household myths.

  • The Bitter Pill

    One of the common problems that any paranormal investigation group eventually encounters is the delicate issue of prescription medications clients take, but which they are often reluctant to discuss with anyone but family.

  • The Star of India

    Pacific Paranormal Investigations conducted its first investigation of the Star in August 2007 and has since launched two more thorough follow-up inquiries to debunk and analyze a host of perplexing evidence, some of which is thought to be potentially paranormal....