Book one: Ed and Lorraine Warren: The Enfield Poltergeist: In the town of Enfield England almost 40 years ago supernatural occurrences would start a chain of events that would bring the world's most famous paranormal investigators, the Warrens, there to investigate. 

Book two: Amityville: An Ed and Lorraine Warren file. Amityville has become a name that invokes images of death and supernatural horror. 

Book three: The Exorcist: Father Gabriele Amoth: In this book you are introduced to the Vatican's top paranormal investigator and exorcist. The book also features a brief review of the case that inspired the greatest horror film of all time, The Exorcist.

Book four: The Borley Rectory: A Harry Price File. This book introduces you to the legendary paranormal investigator Harry Price. He helped to show the world that the investigation of the paranormal could be elevated to a respected science. The Borley rectory, before it burned down, was considered to be the most haunted place on earth.   

Book five: Gaurav Tiwari: Death of a Ghost Hunter. Tiwari was well on his way to becoming one of the world's top paranormal investigators when he was found dead under strange circumstances. Being a paranormal investigator seems like fun, but death and how it may have happened has been a stark reminder that dealing with supernatural forces can be a life-or-death deal.

Book six, Hans Holzer: Paranormal Investigator or Ghost Hunter: Hans Holzer, in the end, he has to be looked upon as perhaps the man most responsible for making this field of endeavor mainstream.

Book seven, The Werewolf and Demon Trial: An Ed and Lorraine Warren File: The legendary investigations of Ed and Lorraine Warren continue with the werewolf investigation of Bill Ramsey. Also their investigation of Arne Cheyenne Johnson, a man who committed murder and who tried to use demon possession as his defense.

Book eight, Harry Houdini and Sir Authur Conan Doyle: Harry Houdini and Sir Arthur Conan Doyle are world famous. The thing not well reported about them was that they were well early leaders in the field of paranormal investigation. Houdini had a desperate need to know whether there was life after death.

Book nine: Montague Summers: Montague Summers was a priest, a writer, and one of the world's most interesting paranormal investigators. This remarkable little man was the true believer. Montague Summers believed in the power of witchcraft, and in actual vampires, demons, and werewolves. 

Book ten: Sir William Crookes, Frederick Bligh Bond, Jason Conrad Hawes, and Grant Steven Wilson: Paranormal Pioneers and The Modern Investigator.