Hair of the Alien: DNA and Other Forensic Evidence of Alien Abductions

UFOs and Government: A Historical Inquiry

Real Encounters, Different Dimensions and Otherworldy Beings

Alien Encounters

Sight Unseen: Science, UFO Invisibility, and Transgenic Beings

Project Beta: The Story of Paul Bennewitz, National Security, and the Creation of a Modern UFO Myth

The UFO Files: The Canadian Connection Exposed

The Big Book of UFOs

A World of UFOs

Walking Through Walls and Other Impossibilities: The Hybrid Agenda

Real Aliens, Space Beings, and Creatures from Other Worlds

A Covert Agenda: The British Government's UFO Top Secrets Exposed

Close Encounters Of The Fourth Kind: Alien Abduction, UFOs, and the Conference at M.I.T.

UFOs: A History of Alien Activity from Sightings to Abductions to Global Threat: A History of Alien Activity from Sightings to Abductions to Global Threat

Casebook: Alien Implants

Alien Mysteries, Conspiracies and Cover-Ups

After the Martian Apocalypse: Extraterrestrial Artifacts and the Case for Mars Exploration

UFOs and the Extraterrestrial Message: A spiritual insight into UFOs and cosmic transmissions

The Threat: Revealing the Secret Alien Agenda