Strange Powers

Mysteries: An Investigation into the Occult, the Paranormal, and the Supernatural

The Occult

Supernatural: Your Guide through The Unexplained, The Unearthly and The Unknown

Beyond the Occult: Twenty Years' Research into the Paranormal

The Mammoth Encyclopedia of the Unsolved

Alien Dawn: An Investigation into the Contact Experience

Afterlife: An Investigation

The Devil's Party: A History of Charlatan Messiahs

The Mind Parasites

Dreaming To Some Purpose

A Plague of Murder

A Criminal History of Mankind

From Atlantis To The Sphinx: Recovering the Lost Wisdom of the Ancient World

World Famous Cults and Fanatics

Manhunters: Criminal Profilers and Their Search for the World?s Most Wanted Serial Killers

The Outsider

Hunting Serial Killers: Criminal Profilers and Their Search for the World's Most Wanted Manhunters

A Casebook of Murder: A Compelling Study of the World's Most Macabre Murder Cases

Aleister Crowley: The Nature of the Beast