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WE'RE BACK!

October 2025 lilbrary presentations return for another season of lively multi-media presentatioins on "ghost hunting" with from a skeptical viewpoint, including high-tech pseudoscience, skeptical inquiry, critical and thinking pitfalls like cognitive biases. Free admission and open to the pubic. Note: Portions of this presentation may not be suitable for very young audiences.

When and where?

Oct. 21, 6-8pm

Kensington Branch Library

4121 Adams Ave, San Diego, CA 92116

Oct. 28, 5:30-7:30pm

Paradise Hills Branch Library

5922 Rancho Hills Dr, San Diego, CA 92139

honoring the heroes of

skeptical inquiry

Environmental Data: What may seem at first like superfluous information to a paranormal investigation in fact provides a backdrop of data that allows investigators to draw connections between anomalies in their data set and conditions in the environment. The types of external environmental conditions that pose potentially significant factors are meteorological (weather), geophysical (earthquake and solar events), and tidal, while the kinds of internal environmental factors of consequence are concerns of electromagnetic fields (EMF), carbon monoxide and natural gas, radiation, barometric pressure and temperature.

click for team bios

Glossary of Paranormal Terms

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

PPI Podcast #8: Investigative Techniques (2011)

Part 1 of our presentation: Science & Beyond - A Look at the Science Behind 21st Century Paranomrmal Investigation - is entitled Investigative Techniques.

presented by PPI Investigator Jason Sieckman. Introduction by PPI Investigator Tim Mountain.

Recorded October 11, 2011

Length: 00:17:32