Criticism of The Da Vinci Code "Smithy Code Jackie Fisher who are you Dreadnought", referring to the British admiral whom Judge Smith admires. As with the book, this secret message made use of Fibonacci numbers for its encoding. Dan Brown has been sued twice in The United States by author Jack Dunn who claims Dan Brown copied his book The Vatican Boys (1997) to create The Da Vinci Code, Angels & Demons and Brown's now famous character Robert Langdon. Jack Dunn calls Dan Brown's actions, "The Largest Literary and Movie Crime in History." At a conference on April 28, 2006 Archbishop Angelo Amato, the secretary of
The Da Vinci Code (film) the Holy Grail really is and the concept that Jesus Christ and Mary Magdalene were married and that the union produced a daughter, and for its treatment of the organizations Priory of Sion and Opus Dei. Many members urged the laity to boycott the film. In the book, Dan Brown states that the Priory of Sion and "all descriptions of artwork, architecture, documents and secret rituals in this novel are accurate". The film grossed $224 million in its worldwide opening weekend and a total of $758 million worldwide, becoming the second-highest-grossing film of 2006, behind "". The film received generally