This Part 5 has been the most difficult one in the series to research and write – primarily, as discussed in the book, because of the secretive and deceitful nature of the organisations being investigated.
To that end, I wish to acknowledge the uncompromising courage of the late Peter Wright1, Richard Tomlinson, David Shayler and Annie Machon, who have all been prepared to go public to address important issues that would otherwise have remained officially buried and hidden from our collective understanding.2