Later changed his name to Henry Lincoln and co-authored the controversial and best-selling "Holy Blood, Holy Grail," later to become the basis for Dan Brown's "The DaVinci Code."
1997: Key to the Sacred Pattern and the Untold Story of Rennes-le-Château (book)
2000: The Templars' Secret Island: The Knights, the Priest and the Treasure (book, co-written with Erling Haagensen)
2004: The Holy Place: Saunière and the Decoding of the Mystery of Rennes-le-Château (book)
2005: Moses and the Knights (book, co-written with Erling Haagensen)
1982: Holy Blood, Holy Grail (book, co-written with Michael Baigent and Richard Leigh)
1987: The Messianic Legacy (book, co-written with Michael Baigent and Richard Leigh)