David and Jon are joined by forensic psychologist and author Katherine Ramsland, M.A., M.F.A, Ph.D. to discuss her ground-breaking work in the field of paranormal forensics as well as her experiences with one of America’s most notorious serial killers, Dennis Rader, aka The BTK Killer. (Content warning: Some listeners may be disturbed by sensitive details discussed in this episode. Viewer discretion is advised.)

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